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1(*===-- llvm/llvm.mli - LLVM Ocaml Interface -------------------------------===*
2 *
3 *                     The LLVM Compiler Infrastructure
4 *
5 * This file is distributed under the University of Illinois Open Source
6 * License. See LICENSE.TXT for details.
7 *
8 *===----------------------------------------------------------------------===*)
9
10(** Core API.
11
12    This interface provides an ocaml API for the LLVM intermediate
13    representation, the classes in the VMCore library. *)
14
15
16(** {6 Abstract types}
17
18    These abstract types correlate directly to the LLVM VMCore classes. *)
19
20(** The top-level container for all LLVM global data. See the
21    [llvm::LLVMContext] class. *)
22type llcontext
23
24(** The top-level container for all other LLVM Intermediate Representation (IR)
25    objects. See the [llvm::Module] class. *)
26type llmodule
27
28(** Each value in the LLVM IR has a type, an instance of [lltype]. See the
29    [llvm::Type] class. *)
30type lltype
31
32(** Any value in the LLVM IR. Functions, instructions, global variables,
33    constants, and much more are all [llvalues]. See the [llvm::Value] class.
34    This type covers a wide range of subclasses. *)
35type llvalue
36
37(** Used to store users and usees of values. See the [llvm::Use] class. *)
38type lluse
39
40(** A basic block in LLVM IR. See the [llvm::BasicBlock] class. *)
41type llbasicblock
42
43(** Used to generate instructions in the LLVM IR. See the [llvm::LLVMBuilder]
44    class. *)
45type llbuilder
46
47(** Used to efficiently handle large buffers of read-only binary data.
48    See the [llvm::MemoryBuffer] class. *)
49type llmemorybuffer
50
51(** The kind of an [lltype], the result of [classify_type ty]. See the
52    [llvm::Type::TypeID] enumeration. *)
53module TypeKind : sig
54  type t =
55    Void
56  | Half
57  | Float
58  | Double
59  | X86fp80
60  | Fp128
61  | Ppc_fp128
62  | Label
63  | Integer
64  | Function
65  | Struct
66  | Array
67  | Pointer
68  | Vector
69  | Metadata
70end
71
72(** The linkage of a global value, accessed with {!linkage} and
73    {!set_linkage}. See [llvm::GlobalValue::LinkageTypes]. *)
74module Linkage : sig
75  type t =
76    External
77  | Available_externally
78  | Link_once
79  | Link_once_odr
80  | Weak
81  | Weak_odr
82  | Appending
83  | Internal
84  | Private
85  | Dllimport
86  | Dllexport
87  | External_weak
88  | Ghost
89  | Common
90  | Linker_private
91end
92
93(** The linker visibility of a global value, accessed with {!visibility} and
94    {!set_visibility}. See [llvm::GlobalValue::VisibilityTypes]. *)
95module Visibility : sig
96  type t =
97    Default
98  | Hidden
99  | Protected
100end
101
102(** The following calling convention values may be accessed with
103    {!function_call_conv} and {!set_function_call_conv}. Calling
104    conventions are open-ended. *)
105module CallConv : sig
106  val c : int             (** [c] is the C calling convention. *)
107  val fast : int          (** [fast] is the calling convention to allow LLVM
108                              maximum optimization opportunities. Use only with
109                              internal linkage. *)
110  val cold : int          (** [cold] is the calling convention for
111                              callee-save. *)
112  val x86_stdcall : int   (** [x86_stdcall] is the familiar stdcall calling
113                              convention from C. *)
114  val x86_fastcall : int  (** [x86_fastcall] is the familiar fastcall calling
115                              convention from C. *)
116end
117
118module Attribute : sig
119  type t =
120  | Zext
121  | Sext
122  | Noreturn
123  | Inreg
124  | Structret
125  | Nounwind
126  | Noalias
127  | Byval
128  | Nest
129  | Readnone
130  | Readonly
131  | Noinline
132  | Alwaysinline
133  | Optsize
134  | Ssp
135  | Sspreq
136  | Alignment of int
137  | Nocapture
138  | Noredzone
139  | Noimplicitfloat
140  | Naked
141  | Inlinehint
142  | Stackalignment of int
143  | ReturnsTwice
144  | UWTable
145  | NonLazyBind
146end
147
148(** The predicate for an integer comparison ([icmp]) instruction.
149    See the [llvm::ICmpInst::Predicate] enumeration. *)
150module Icmp : sig
151  type t =
152  | Eq
153  | Ne
154  | Ugt
155  | Uge
156  | Ult
157  | Ule
158  | Sgt
159  | Sge
160  | Slt
161  | Sle
162end
163
164(** The predicate for a floating-point comparison ([fcmp]) instruction.
165    See the [llvm::FCmpInst::Predicate] enumeration. *)
166module Fcmp : sig
167  type t =
168  | False
169  | Oeq
170  | Ogt
171  | Oge
172  | Olt
173  | Ole
174  | One
175  | Ord
176  | Uno
177  | Ueq
178  | Ugt
179  | Uge
180  | Ult
181  | Ule
182  | Une
183  | True
184end
185
186(** The opcodes for LLVM instructions and constant expressions. *)
187module Opcode : sig
188  type t =
189  | Invalid (* not an instruction *)
190  (* Terminator Instructions *)
191  | Ret
192  | Br
193  | Switch
194  | IndirectBr
195  | Invoke
196  | Invalid2
197  | Unreachable
198  (* Standard Binary Operators *)
199  | Add
200  | FAdd
201  | Sub
202  | FSub
203  | Mul
204  | FMul
205  | UDiv
206  | SDiv
207  | FDiv
208  | URem
209  | SRem
210  | FRem
211  (* Logical Operators *)
212  | Shl
213  | LShr
214  | AShr
215  | And
216  | Or
217  | Xor
218  (* Memory Operators *)
219  | Alloca
220  | Load
221  | Store
222  | GetElementPtr
223  (* Cast Operators *)
224  | Trunc
225  | ZExt
226  | SExt
227  | FPToUI
228  | FPToSI
229  | UIToFP
230  | SIToFP
231  | FPTrunc
232  | FPExt
233  | PtrToInt
234  | IntToPtr
235  | BitCast
236  (* Other Operators *)
237  | ICmp
238  | FCmp
239  | PHI
240  | Call
241  | Select
242  | UserOp1
243  | UserOp2
244  | VAArg
245  | ExtractElement
246  | InsertElement
247  | ShuffleVector
248  | ExtractValue
249  | InsertValue
250  | Fence
251  | AtomicCmpXchg
252  | AtomicRMW
253  | Resume
254  | LandingPad
255  | Unwind
256end
257
258(** The kind of an [llvalue], the result of [classify_value v].
259 * See the various [LLVMIsA*] functions. *)
260module ValueKind : sig
261  type t =
262  | NullValue
263  | Argument
264  | BasicBlock
265  | InlineAsm
266  | MDNode
267  | MDString
268  | BlockAddress
269  | ConstantAggregateZero
270  | ConstantArray
271  | ConstantExpr
272  | ConstantFP
273  | ConstantInt
274  | ConstantPointerNull
275  | ConstantStruct
276  | ConstantVector
277  | Function
278  | GlobalAlias
279  | GlobalVariable
280  | UndefValue
281  | Instruction of Opcode.t
282end
283
284(** {6 Iteration} *)
285
286(** [Before b] and [At_end a] specify positions from the start of the ['b] list
287    of [a]. [llpos] is used to specify positions in and for forward iteration
288    through the various value lists maintained by the LLVM IR. *)
289type ('a, 'b) llpos =
290| At_end of 'a
291| Before of 'b
292
293(** [After b] and [At_start a] specify positions from the end of the ['b] list
294    of [a]. [llrev_pos] is used for reverse iteration through the various value
295    lists maintained by the LLVM IR. *)
296type ('a, 'b) llrev_pos =
297| At_start of 'a
298| After of 'b
299
300
301(** {6 Exceptions} *)
302
303exception IoError of string
304
305
306(** {6 Contexts} *)
307
308(** [create_context ()] creates a context for storing the "global" state in
309    LLVM. See the constructor [llvm::LLVMContext]. *)
310val create_context : unit -> llcontext
311
312(** [destroy_context ()] destroys a context. See the destructor
313    [llvm::LLVMContext::~LLVMContext]. *)
314val dispose_context : llcontext -> unit
315
316(** See the function [llvm::getGlobalContext]. *)
317val global_context : unit -> llcontext
318
319(** [mdkind_id context name] returns the MDKind ID that corresponds to the
320    name [name] in the context [context].  See the function
321    [llvm::LLVMContext::getMDKindID]. *)
322val mdkind_id : llcontext -> string -> int
323
324
325(** {6 Modules} *)
326
327(** [create_module context id] creates a module with the supplied module ID in
328    the context [context].  Modules are not garbage collected; it is mandatory
329    to call {!dispose_module} to free memory. See the constructor
330    [llvm::Module::Module]. *)
331val create_module : llcontext -> string -> llmodule
332
333(** [dispose_module m] destroys a module [m] and all of the IR objects it
334    contained. All references to subordinate objects are invalidated;
335    referencing them will invoke undefined behavior. See the destructor
336    [llvm::Module::~Module]. *)
337val dispose_module : llmodule -> unit
338
339(** [target_triple m] is the target specifier for the module [m], something like
340    [i686-apple-darwin8]. See the method [llvm::Module::getTargetTriple]. *)
341val target_triple: llmodule -> string
342
343
344(** [target_triple triple m] changes the target specifier for the module [m] to
345    the string [triple]. See the method [llvm::Module::setTargetTriple]. *)
346val set_target_triple: string -> llmodule -> unit
347
348
349(** [data_layout m] is the data layout specifier for the module [m], something
350    like [e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-...-a0:0:64-f80:128:128]. See the
351    method [llvm::Module::getDataLayout]. *)
352val data_layout: llmodule -> string
353
354
355(** [set_data_layout s m] changes the data layout specifier for the module [m]
356    to the string [s]. See the method [llvm::Module::setDataLayout]. *)
357val set_data_layout: string -> llmodule -> unit
358
359(** [dump_module m] prints the .ll representation of the module [m] to standard
360    error. See the method [llvm::Module::dump]. *)
361val dump_module : llmodule -> unit
362
363(** [set_module_inline_asm m asm] sets the inline assembler for the module. See
364    the method [llvm::Module::setModuleInlineAsm]. *)
365val set_module_inline_asm : llmodule -> string -> unit
366
367(** [module_context m] returns the context of the specified module.
368 * See the method [llvm::Module::getContext] *)
369val module_context : llmodule -> llcontext
370
371(** {6 Types} *)
372
373(** [classify_type ty] returns the {!TypeKind.t} corresponding to the type [ty].
374    See the method [llvm::Type::getTypeID]. *)
375val classify_type : lltype -> TypeKind.t
376
377(** [type_is_sized ty] returns whether the type has a size or not.
378 * If it doesn't then it is not safe to call the [TargetData::] methods on it.
379 * *)
380val type_is_sized : lltype -> bool
381
382(** [type_context ty] returns the {!llcontext} corresponding to the type [ty].
383    See the method [llvm::Type::getContext]. *)
384val type_context : lltype -> llcontext
385
386(** [string_of_lltype ty] returns a string describing the type [ty]. *)
387val string_of_lltype : lltype -> string
388
389(** {7 Operations on integer types} *)
390
391(** [i1_type c] returns an integer type of bitwidth 1 in the context [c]. See
392    [llvm::Type::Int1Ty]. *)
393val i1_type : llcontext -> lltype
394
395(** [i8_type c] returns an integer type of bitwidth 8 in the context [c]. See
396    [llvm::Type::Int8Ty]. *)
397val i8_type : llcontext -> lltype
398
399(** [i16_type c] returns an integer type of bitwidth 16 in the context [c]. See
400    [llvm::Type::Int16Ty]. *)
401val i16_type : llcontext -> lltype
402
403(** [i32_type c] returns an integer type of bitwidth 32 in the context [c]. See
404    [llvm::Type::Int32Ty]. *)
405val i32_type : llcontext -> lltype
406
407(** [i64_type c] returns an integer type of bitwidth 64 in the context [c]. See
408    [llvm::Type::Int64Ty]. *)
409val i64_type : llcontext -> lltype
410
411(** [integer_type c n] returns an integer type of bitwidth [n] in the context
412    [c]. See the method [llvm::IntegerType::get]. *)
413val integer_type : llcontext -> int -> lltype
414
415(** [integer_bitwidth c ty] returns the number of bits in the integer type [ty]
416    in the context [c].  See the method [llvm::IntegerType::getBitWidth]. *)
417val integer_bitwidth : lltype -> int
418
419
420(** {7 Operations on real types} *)
421
422(** [float_type c] returns the IEEE 32-bit floating point type in the context
423    [c]. See [llvm::Type::FloatTy]. *)
424val float_type : llcontext -> lltype
425
426(** [double_type c] returns the IEEE 64-bit floating point type in the context
427    [c]. See [llvm::Type::DoubleTy]. *)
428val double_type : llcontext -> lltype
429
430(** [x86fp80_type c] returns the x87 80-bit floating point type in the context
431    [c]. See [llvm::Type::X86_FP80Ty]. *)
432val x86fp80_type : llcontext -> lltype
433
434(** [fp128_type c] returns the IEEE 128-bit floating point type in the context
435    [c]. See [llvm::Type::FP128Ty]. *)
436val fp128_type : llcontext -> lltype
437
438(** [ppc_fp128_type c] returns the PowerPC 128-bit floating point type in the
439    context [c]. See [llvm::Type::PPC_FP128Ty]. *)
440val ppc_fp128_type : llcontext -> lltype
441
442
443(** {7 Operations on function types} *)
444
445(** [function_type ret_ty param_tys] returns the function type returning
446    [ret_ty] and taking [param_tys] as parameters.
447    See the method [llvm::FunctionType::get]. *)
448val function_type : lltype -> lltype array -> lltype
449
450(** [var_arg_function_type ret_ty param_tys] is just like
451    [function_type ret_ty param_tys] except that it returns the function type
452    which also takes a variable number of arguments.
453    See the method [llvm::FunctionType::get]. *)
454val var_arg_function_type : lltype -> lltype array -> lltype
455
456
457(** [is_var_arg fty] returns [true] if [fty] is a varargs function type, [false]
458    otherwise. See the method [llvm::FunctionType::isVarArg]. *)
459val is_var_arg : lltype -> bool
460
461(** [return_type fty] gets the return type of the function type [fty].
462    See the method [llvm::FunctionType::getReturnType]. *)
463val return_type : lltype -> lltype
464
465(** [param_types fty] gets the parameter types of the function type [fty].
466    See the method [llvm::FunctionType::getParamType]. *)
467val param_types : lltype -> lltype array
468
469
470(** {7 Operations on struct types} *)
471
472(** [struct_type context tys] returns the structure type in the context
473    [context] containing in the types in the array [tys]. See the method
474    [llvm::StructType::get]. *)
475val struct_type : llcontext -> lltype array -> lltype
476
477
478(** [packed_struct_type context ys] returns the packed structure type in the
479    context [context] containing in the types in the array [tys]. See the method
480    [llvm::StructType::get]. *)
481val packed_struct_type : llcontext -> lltype array -> lltype
482
483(** [struct_name ty] returns the name of the named structure type [ty],
484 * or None if the structure type is not named *)
485val struct_name : lltype -> string option
486
487(** [named_struct_type context name] returns the named structure type [name]
488 * in the context [context].
489 * See the method [llvm::StructType::get]. *)
490val named_struct_type : llcontext -> string -> lltype
491
492(** [struct_set_body ty elts ispacked] sets the body of the named struct [ty]
493 * to the [elts] elements.
494 * See the moethd [llvm::StructType::setBody]. *)
495val struct_set_body : lltype -> lltype array -> bool -> unit
496
497(** [struct_element_types sty] returns the constituent types of the struct type
498    [sty]. See the method [llvm::StructType::getElementType]. *)
499val struct_element_types : lltype -> lltype array
500
501
502(** [is_packed sty] returns [true] if the structure type [sty] is packed,
503    [false] otherwise. See the method [llvm::StructType::isPacked]. *)
504val is_packed : lltype -> bool
505
506(** [is_opaque sty] returns [true] if the structure type [sty] is opaque.
507    [false] otherwise. See the method [llvm::StructType::isOpaque]. *)
508val is_opaque : lltype -> bool
509
510(** {7 Operations on pointer, vector, and array types} *)
511
512(** [array_type ty n] returns the array type containing [n] elements of type
513    [ty]. See the method [llvm::ArrayType::get]. *)
514val array_type : lltype -> int -> lltype
515
516(** [pointer_type ty] returns the pointer type referencing objects of type
517    [ty] in the default address space (0).
518    See the method [llvm::PointerType::getUnqual]. *)
519val pointer_type : lltype -> lltype
520
521(** [qualified_pointer_type ty as] returns the pointer type referencing objects
522    of type [ty] in address space [as].
523    See the method [llvm::PointerType::get]. *)
524val qualified_pointer_type : lltype -> int -> lltype
525
526
527(** [vector_type ty n] returns the array type containing [n] elements of the
528    primitive type [ty]. See the method [llvm::ArrayType::get]. *)
529val vector_type : lltype -> int -> lltype
530
531(** [element_type ty] returns the element type of the pointer, vector, or array
532    type [ty]. See the method [llvm::SequentialType::get]. *)
533val element_type : lltype -> lltype
534
535(** [element_type aty] returns the element count of the array type [aty].
536    See the method [llvm::ArrayType::getNumElements]. *)
537val array_length : lltype -> int
538
539(** [address_space pty] returns the address space qualifier of the pointer type
540    [pty]. See the method [llvm::PointerType::getAddressSpace]. *)
541val address_space : lltype -> int
542
543(** [element_type ty] returns the element count of the vector type [ty].
544    See the method [llvm::VectorType::getNumElements]. *)
545val vector_size : lltype -> int
546
547
548(** {7 Operations on other types} *)
549
550(** [void_type c] creates a type of a function which does not return any
551    value in the context [c]. See [llvm::Type::VoidTy]. *)
552val void_type : llcontext -> lltype
553
554(** [label_type c] creates a type of a basic block in the context [c]. See
555    [llvm::Type::LabelTy]. *)
556val label_type : llcontext -> lltype
557
558(** [type_by_name m name] returns the specified type from the current module
559 * if it exists.
560 * See the method [llvm::Module::getTypeByName] *)
561val type_by_name : llmodule -> string -> lltype option
562
563(* {6 Values} *)
564
565(** [type_of v] returns the type of the value [v].
566    See the method [llvm::Value::getType]. *)
567val type_of : llvalue -> lltype
568
569val classify_value : llvalue -> ValueKind.t
570
571(** [value_name v] returns the name of the value [v]. For global values, this is
572    the symbol name. For instructions and basic blocks, it is the SSA register
573    name. It is meaningless for constants.
574    See the method [llvm::Value::getName]. *)
575val value_name : llvalue -> string
576
577(** [set_value_name n v] sets the name of the value [v] to [n]. See the method
578    [llvm::Value::setName]. *)
579val set_value_name : string -> llvalue -> unit
580
581(** [dump_value v] prints the .ll representation of the value [v] to standard
582    error. See the method [llvm::Value::dump]. *)
583val dump_value : llvalue -> unit
584
585(** [replace_all_uses_with old new] replaces all uses of the value [old]
586 * with the value [new]. See the method [llvm::Value::replaceAllUsesWith]. *)
587val replace_all_uses_with : llvalue -> llvalue -> unit
588
589
590
591(* {6 Uses} *)
592
593(** [use_begin v] returns the first position in the use list for the value [v].
594    [use_begin] and [use_succ] can e used to iterate over the use list in order.
595    See the method [llvm::Value::use_begin]. *)
596val use_begin : llvalue -> lluse option
597
598(** [use_succ u] returns the use list position succeeding [u].
599    See the method [llvm::use_value_iterator::operator++]. *)
600val use_succ : lluse -> lluse option
601
602(** [user u] returns the user of the use [u].
603    See the method [llvm::Use::getUser]. *)
604val user : lluse -> llvalue
605
606(** [used_value u] returns the usee of the use [u].
607    See the method [llvm::Use::getUsedValue]. *)
608val used_value : lluse -> llvalue
609
610(** [iter_uses f v] applies function [f] to each of the users of the value [v]
611    in order. Tail recursive. *)
612val iter_uses : (lluse -> unit) -> llvalue -> unit
613
614(** [fold_left_uses f init v] is [f (... (f init u1) ...) uN] where
615    [u1,...,uN] are the users of the value [v]. Tail recursive. *)
616val fold_left_uses : ('a -> lluse -> 'a) -> 'a -> llvalue -> 'a
617
618(** [fold_right_uses f v init] is [f u1 (... (f uN init) ...)] where
619    [u1,...,uN] are the users of the value [v]. Not tail recursive. *)
620val fold_right_uses : (lluse -> 'a -> 'a) -> llvalue -> 'a -> 'a
621
622
623(* {6 Users} *)
624
625(** [operand v i] returns the operand at index [i] for the value [v]. See the
626    method [llvm::User::getOperand]. *)
627val operand : llvalue -> int -> llvalue
628
629(** [set_operand v i o] sets the operand of the value [v] at the index [i] to
630    the value [o].
631    See the method [llvm::User::setOperand]. *)
632val set_operand : llvalue -> int -> llvalue -> unit
633
634(** [num_operands v] returns the number of operands for the value [v].
635    See the method [llvm::User::getNumOperands]. *)
636val num_operands : llvalue -> int
637
638(** {7 Operations on constants of (mostly) any type} *)
639
640(** [is_constant v] returns [true] if the value [v] is a constant, [false]
641    otherwise. Similar to [llvm::isa<Constant>]. *)
642val is_constant : llvalue -> bool
643
644(** [const_null ty] returns the constant null (zero) of the type [ty].
645    See the method [llvm::Constant::getNullValue]. *)
646val const_null : lltype -> llvalue
647
648(** [const_all_ones ty] returns the constant '-1' of the integer or vector type
649    [ty]. See the method [llvm::Constant::getAllOnesValue]. *)
650val const_all_ones : (*int|vec*)lltype -> llvalue
651
652(** [const_pointer_null ty] returns the constant null (zero) pointer of the type
653    [ty]. See the method [llvm::ConstantPointerNull::get]. *)
654val const_pointer_null : lltype -> llvalue
655
656(** [undef ty] returns the undefined value of the type [ty].
657    See the method [llvm::UndefValue::get]. *)
658val undef : lltype -> llvalue
659
660(** [is_null v] returns [true] if the value [v] is the null (zero) value.
661    See the method [llvm::Constant::isNullValue]. *)
662val is_null : llvalue -> bool
663
664(** [is_undef v] returns [true] if the value [v] is an undefined value, [false]
665    otherwise. Similar to [llvm::isa<UndefValue>]. *)
666val is_undef : llvalue -> bool
667
668val constexpr_opcode : llvalue -> Opcode.t
669(** {7 Operations on instructions} *)
670
671(** [has_metadata i] returns whether or not the instruction [i] has any
672    metadata attached to it. See the function
673    [llvm::Instruction::hasMetadata]. *)
674val has_metadata : llvalue -> bool
675
676(** [metadata i kind] optionally returns the metadata associated with the
677    kind [kind] in the instruction [i] See the function
678    [llvm::Instruction::getMetadata]. *)
679val metadata : llvalue -> int -> llvalue option
680
681(** [set_metadata i kind md] sets the metadata [md] of kind [kind] in the
682    instruction [i]. See the function [llvm::Instruction::setMetadata]. *)
683val set_metadata : llvalue -> int -> llvalue -> unit
684
685(** [clear_metadata i kind] clears the metadata of kind [kind] in the
686    instruction [i]. See the function [llvm::Instruction::setMetadata]. *)
687val clear_metadata : llvalue -> int -> unit
688
689
690(** {7 Operations on metadata} *)
691
692(** [mdstring c s] returns the MDString of the string [s] in the context [c].
693    See the method [llvm::MDNode::get]. *)
694val mdstring : llcontext -> string -> llvalue
695
696(** [mdnode c elts] returns the MDNode containing the values [elts] in the
697    context [c].
698    See the method [llvm::MDNode::get]. *)
699val mdnode : llcontext -> llvalue array -> llvalue
700
701(** [get_mdstring v] returns the MDString.
702 * See the method [llvm::MDString::getString] *)
703val get_mdstring : llvalue -> string option
704
705(** [get_named_metadata m name] return all the MDNodes belonging to the named
706 * metadata (if any).
707 * See the method [llvm::NamedMDNode::getOperand]. *)
708val get_named_metadata : llmodule -> string -> llvalue array
709
710(** {7 Operations on scalar constants} *)
711
712(** [const_int ty i] returns the integer constant of type [ty] and value [i].
713    See the method [llvm::ConstantInt::get]. *)
714val const_int : lltype -> int -> llvalue
715
716(** [const_of_int64 ty i] returns the integer constant of type [ty] and value
717    [i]. See the method [llvm::ConstantInt::get]. *)
718val const_of_int64 : lltype -> Int64.t -> bool -> llvalue
719
720(** [int64_of_const c] returns the int64 value of the [c] constant integer.
721 * None is returned if this is not an integer constant, or bitwidth exceeds 64.
722 * See the method [llvm::ConstantInt::getSExtValue].*)
723val int64_of_const : llvalue -> Int64.t option
724
725(** [const_int_of_string ty s r] returns the integer constant of type [ty] and
726 * value [s], with the radix [r]. See the method [llvm::ConstantInt::get]. *)
727val const_int_of_string : lltype -> string -> int -> llvalue
728
729
730(** [const_float ty n] returns the floating point constant of type [ty] and
731    value [n]. See the method [llvm::ConstantFP::get]. *)
732val const_float : lltype -> float -> llvalue
733
734(** [const_float_of_string ty s] returns the floating point constant of type
735    [ty] and value [n]. See the method [llvm::ConstantFP::get]. *)
736val const_float_of_string : lltype -> string -> llvalue
737
738
739
740(** {7 Operations on composite constants} *)
741
742(** [const_string c s] returns the constant [i8] array with the values of the
743    characters in the string [s] in the context [c]. The array is not
744    null-terminated (but see {!const_stringz}). This value can in turn be used
745    as the initializer for a global variable. See the method
746    [llvm::ConstantArray::get]. *)
747val const_string : llcontext -> string -> llvalue
748
749(** [const_stringz c s] returns the constant [i8] array with the values of the
750    characters in the string [s] and a null terminator in the context [c]. This
751    value can in turn be used as the initializer for a global variable.
752    See the method [llvm::ConstantArray::get]. *)
753val const_stringz : llcontext -> string -> llvalue
754
755(** [const_array ty elts] returns the constant array of type
756    [array_type ty (Array.length elts)] and containing the values [elts].
757    This value can in turn be used as the initializer for a global variable.
758    See the method [llvm::ConstantArray::get]. *)
759val const_array : lltype -> llvalue array -> llvalue
760
761(** [const_struct context elts] returns the structured constant of type
762    [struct_type (Array.map type_of elts)] and containing the values [elts]
763    in the context [context]. This value can in turn be used as the initializer
764    for a global variable. See the method [llvm::ConstantStruct::getAnon]. *)
765val const_struct : llcontext -> llvalue array -> llvalue
766
767(** [const_named_struct namedty elts] returns the structured constant of type
768    [namedty] (which must be a named structure type) and containing the values [elts].
769    This value can in turn be used as the initializer
770    for a global variable. See the method [llvm::ConstantStruct::get]. *)
771val const_named_struct : lltype -> llvalue array -> llvalue
772
773(** [const_packed_struct context elts] returns the structured constant of
774    type {!packed_struct_type} [(Array.map type_of elts)] and containing the
775    values [elts] in the context [context]. This value can in turn be used as
776    the initializer for a global variable. See the method
777    [llvm::ConstantStruct::get]. *)
778val const_packed_struct : llcontext -> llvalue array -> llvalue
779
780
781(** [const_vector elts] returns the vector constant of type
782    [vector_type (type_of elts.(0)) (Array.length elts)] and containing the
783    values [elts]. See the method [llvm::ConstantVector::get]. *)
784val const_vector : llvalue array -> llvalue
785
786
787(** {7 Constant expressions} *)
788
789(** [align_of ty] returns the alignof constant for the type [ty]. This is
790    equivalent to [const_ptrtoint (const_gep (const_null (pointer_type {i8,ty}))
791    (const_int i32_type 0) (const_int i32_type 1)) i32_type], but considerably
792    more readable.  See the method [llvm::ConstantExpr::getAlignOf]. *)
793val align_of : lltype -> llvalue
794
795(** [size_of ty] returns the sizeof constant for the type [ty]. This is
796    equivalent to [const_ptrtoint (const_gep (const_null (pointer_type ty))
797    (const_int i32_type 1)) i64_type], but considerably more readable.
798    See the method [llvm::ConstantExpr::getSizeOf]. *)
799val size_of : lltype -> llvalue
800
801(** [const_neg c] returns the arithmetic negation of the constant [c].
802    See the method [llvm::ConstantExpr::getNeg]. *)
803val const_neg : llvalue -> llvalue
804
805(** [const_nsw_neg c] returns the arithmetic negation of the constant [c] with
806    no signed wrapping. The result is undefined if the negation overflows.
807    See the method [llvm::ConstantExpr::getNSWNeg]. *)
808val const_nsw_neg : llvalue -> llvalue
809
810(** [const_nuw_neg c] returns the arithmetic negation of the constant [c] with
811    no unsigned wrapping. The result is undefined if the negation overflows.
812    See the method [llvm::ConstantExpr::getNUWNeg]. *)
813val const_nuw_neg : llvalue -> llvalue
814
815(** [const_fneg c] returns the arithmetic negation of the constant float [c].
816    See the method [llvm::ConstantExpr::getFNeg]. *)
817val const_fneg : llvalue -> llvalue
818
819(** [const_not c] returns the bitwise inverse of the constant [c].
820    See the method [llvm::ConstantExpr::getNot]. *)
821val const_not : llvalue -> llvalue
822
823(** [const_add c1 c2] returns the constant sum of two constants.
824    See the method [llvm::ConstantExpr::getAdd]. *)
825val const_add : llvalue -> llvalue -> llvalue
826
827(** [const_nsw_add c1 c2] returns the constant sum of two constants with no
828    signed wrapping. The result is undefined if the sum overflows.
829    See the method [llvm::ConstantExpr::getNSWAdd]. *)
830val const_nsw_add : llvalue -> llvalue -> llvalue
831
832(** [const_nuw_add c1 c2] returns the constant sum of two constants with no
833    unsigned wrapping. The result is undefined if the sum overflows.
834    See the method [llvm::ConstantExpr::getNSWAdd]. *)
835val const_nuw_add : llvalue -> llvalue -> llvalue
836
837(** [const_fadd c1 c2] returns the constant sum of two constant floats.
838    See the method [llvm::ConstantExpr::getFAdd]. *)
839val const_fadd : llvalue -> llvalue -> llvalue
840
841(** [const_sub c1 c2] returns the constant difference, [c1 - c2], of two
842    constants. See the method [llvm::ConstantExpr::getSub]. *)
843val const_sub : llvalue -> llvalue -> llvalue
844
845(** [const_nsw_sub c1 c2] returns the constant difference of two constants with
846    no signed wrapping. The result is undefined if the sum overflows.
847    See the method [llvm::ConstantExpr::getNSWSub]. *)
848val const_nsw_sub : llvalue -> llvalue -> llvalue
849
850(** [const_nuw_sub c1 c2] returns the constant difference of two constants with
851    no unsigned wrapping. The result is undefined if the sum overflows.
852    See the method [llvm::ConstantExpr::getNSWSub]. *)
853val const_nuw_sub : llvalue -> llvalue -> llvalue
854
855(** [const_fsub c1 c2] returns the constant difference, [c1 - c2], of two
856    constant floats. See the method [llvm::ConstantExpr::getFSub]. *)
857val const_fsub : llvalue -> llvalue -> llvalue
858
859(** [const_mul c1 c2] returns the constant product of two constants.
860    See the method [llvm::ConstantExpr::getMul]. *)
861val const_mul : llvalue -> llvalue -> llvalue
862
863(** [const_nsw_mul c1 c2] returns the constant product of two constants with
864    no signed wrapping. The result is undefined if the sum overflows.
865    See the method [llvm::ConstantExpr::getNSWMul]. *)
866val const_nsw_mul : llvalue -> llvalue -> llvalue
867
868(** [const_nuw_mul c1 c2] returns the constant product of two constants with
869    no unsigned wrapping. The result is undefined if the sum overflows.
870    See the method [llvm::ConstantExpr::getNSWMul]. *)
871val const_nuw_mul : llvalue -> llvalue -> llvalue
872
873(** [const_fmul c1 c2] returns the constant product of two constants floats.
874    See the method [llvm::ConstantExpr::getFMul]. *)
875val const_fmul : llvalue -> llvalue -> llvalue
876
877(** [const_udiv c1 c2] returns the constant quotient [c1 / c2] of two unsigned
878    integer constants.
879    See the method [llvm::ConstantExpr::getUDiv]. *)
880val const_udiv : llvalue -> llvalue -> llvalue
881
882(** [const_sdiv c1 c2] returns the constant quotient [c1 / c2] of two signed
883    integer constants.
884    See the method [llvm::ConstantExpr::getSDiv]. *)
885val const_sdiv : llvalue -> llvalue -> llvalue
886
887(** [const_exact_sdiv c1 c2] returns the constant quotient [c1 / c2] of two
888    signed integer constants. The result is undefined if the result is rounded
889    or overflows. See the method [llvm::ConstantExpr::getExactSDiv]. *)
890val const_exact_sdiv : llvalue -> llvalue -> llvalue
891
892(** [const_fdiv c1 c2] returns the constant quotient [c1 / c2] of two floating
893    point constants.
894    See the method [llvm::ConstantExpr::getFDiv]. *)
895val const_fdiv : llvalue -> llvalue -> llvalue
896
897(** [const_urem c1 c2] returns the constant remainder [c1 MOD c2] of two
898    unsigned integer constants.
899    See the method [llvm::ConstantExpr::getURem]. *)
900val const_urem : llvalue -> llvalue -> llvalue
901
902(** [const_srem c1 c2] returns the constant remainder [c1 MOD c2] of two
903    signed integer constants.
904    See the method [llvm::ConstantExpr::getSRem]. *)
905val const_srem : llvalue -> llvalue -> llvalue
906
907(** [const_frem c1 c2] returns the constant remainder [c1 MOD c2] of two
908    signed floating point constants.
909    See the method [llvm::ConstantExpr::getFRem]. *)
910val const_frem : llvalue -> llvalue -> llvalue
911
912(** [const_and c1 c2] returns the constant bitwise [AND] of two integer
913    constants.
914    See the method [llvm::ConstantExpr::getAnd]. *)
915val const_and : llvalue -> llvalue -> llvalue
916
917(** [const_or c1 c2] returns the constant bitwise [OR] of two integer
918    constants.
919    See the method [llvm::ConstantExpr::getOr]. *)
920val const_or : llvalue -> llvalue -> llvalue
921
922(** [const_xor c1 c2] returns the constant bitwise [XOR] of two integer
923    constants.
924    See the method [llvm::ConstantExpr::getXor]. *)
925val const_xor : llvalue -> llvalue -> llvalue
926
927(** [const_icmp pred c1 c2] returns the constant comparison of two integer
928    constants, [c1 pred c2].
929    See the method [llvm::ConstantExpr::getICmp]. *)
930val const_icmp : Icmp.t -> llvalue -> llvalue -> llvalue
931
932
933(** [const_fcmp pred c1 c2] returns the constant comparison of two floating
934    point constants, [c1 pred c2].
935    See the method [llvm::ConstantExpr::getFCmp]. *)
936val const_fcmp : Fcmp.t -> llvalue -> llvalue -> llvalue
937
938
939(** [const_shl c1 c2] returns the constant integer [c1] left-shifted by the
940    constant integer [c2].
941    See the method [llvm::ConstantExpr::getShl]. *)
942val const_shl : llvalue -> llvalue -> llvalue
943
944(** [const_lshr c1 c2] returns the constant integer [c1] right-shifted by the
945    constant integer [c2] with zero extension.
946    See the method [llvm::ConstantExpr::getLShr]. *)
947val const_lshr : llvalue -> llvalue -> llvalue
948
949(** [const_ashr c1 c2] returns the constant integer [c1] right-shifted by the
950    constant integer [c2] with sign extension.
951    See the method [llvm::ConstantExpr::getAShr]. *)
952val const_ashr : llvalue -> llvalue -> llvalue
953
954(** [const_gep pc indices] returns the constant [getElementPtr] of [p1] with the
955    constant integers indices from the array [indices].
956    See the method [llvm::ConstantExpr::getGetElementPtr]. *)
957val const_gep : llvalue -> llvalue array -> llvalue
958
959(** [const_in_bounds_gep pc indices] returns the constant [getElementPtr] of [p1]
960    with the constant integers indices from the array [indices].
961    See the method [llvm::ConstantExpr::getInBoundsGetElementPtr]. *)
962val const_in_bounds_gep : llvalue -> llvalue array -> llvalue
963
964
965(** [const_trunc c ty] returns the constant truncation of integer constant [c]
966    to the smaller integer type [ty].
967    See the method [llvm::ConstantExpr::getTrunc]. *)
968val const_trunc : llvalue -> lltype -> llvalue
969
970(** [const_sext c ty] returns the constant sign extension of integer constant
971    [c] to the larger integer type [ty].
972    See the method [llvm::ConstantExpr::getSExt]. *)
973val const_sext : llvalue -> lltype -> llvalue
974
975(** [const_zext c ty] returns the constant zero extension of integer constant
976    [c] to the larger integer type [ty].
977    See the method [llvm::ConstantExpr::getZExt]. *)
978val const_zext : llvalue -> lltype -> llvalue
979
980(** [const_fptrunc c ty] returns the constant truncation of floating point
981    constant [c] to the smaller floating point type [ty].
982    See the method [llvm::ConstantExpr::getFPTrunc]. *)
983val const_fptrunc : llvalue -> lltype -> llvalue
984
985(** [const_fpext c ty] returns the constant extension of floating point constant
986    [c] to the larger floating point type [ty].
987    See the method [llvm::ConstantExpr::getFPExt]. *)
988val const_fpext : llvalue -> lltype -> llvalue
989
990(** [const_uitofp c ty] returns the constant floating point conversion of
991    unsigned integer constant [c] to the floating point type [ty].
992    See the method [llvm::ConstantExpr::getUIToFP]. *)
993val const_uitofp : llvalue -> lltype -> llvalue
994
995(** [const_sitofp c ty] returns the constant floating point conversion of
996    signed integer constant [c] to the floating point type [ty].
997    See the method [llvm::ConstantExpr::getSIToFP]. *)
998val const_sitofp : llvalue -> lltype -> llvalue
999
1000(** [const_fptoui c ty] returns the constant unsigned integer conversion of
1001    floating point constant [c] to integer type [ty].
1002    See the method [llvm::ConstantExpr::getFPToUI]. *)
1003val const_fptoui : llvalue -> lltype -> llvalue
1004
1005(** [const_fptoui c ty] returns the constant unsigned integer conversion of
1006    floating point constant [c] to integer type [ty].
1007    See the method [llvm::ConstantExpr::getFPToSI]. *)
1008val const_fptosi : llvalue -> lltype -> llvalue
1009
1010(** [const_ptrtoint c ty] returns the constant integer conversion of
1011    pointer constant [c] to integer type [ty].
1012    See the method [llvm::ConstantExpr::getPtrToInt]. *)
1013val const_ptrtoint : llvalue -> lltype -> llvalue
1014
1015(** [const_inttoptr c ty] returns the constant pointer conversion of
1016    integer constant [c] to pointer type [ty].
1017    See the method [llvm::ConstantExpr::getIntToPtr]. *)
1018val const_inttoptr : llvalue -> lltype -> llvalue
1019
1020(** [const_bitcast c ty] returns the constant bitwise conversion of constant [c]
1021    to type [ty] of equal size.
1022    See the method [llvm::ConstantExpr::getBitCast]. *)
1023val const_bitcast : llvalue -> lltype -> llvalue
1024
1025(** [const_zext_or_bitcast c ty] returns a constant zext or bitwise cast
1026    conversion of constant [c] to type [ty].
1027    See the method [llvm::ConstantExpr::getZExtOrBitCast]. *)
1028val const_zext_or_bitcast : llvalue -> lltype -> llvalue
1029
1030
1031(** [const_sext_or_bitcast c ty] returns a constant sext or bitwise cast
1032    conversion of constant [c] to type [ty].
1033    See the method [llvm::ConstantExpr::getSExtOrBitCast]. *)
1034val const_sext_or_bitcast : llvalue -> lltype -> llvalue
1035
1036
1037(** [const_trunc_or_bitcast c ty] returns a constant trunc or bitwise cast
1038    conversion of constant [c] to type [ty].
1039    See the method [llvm::ConstantExpr::getTruncOrBitCast]. *)
1040val const_trunc_or_bitcast : llvalue -> lltype -> llvalue
1041
1042
1043(** [const_pointercast c ty] returns a constant bitcast or a pointer-to-int
1044    cast conversion of constant [c] to type [ty] of equal size.
1045    See the method [llvm::ConstantExpr::getPointerCast]. *)
1046val const_pointercast : llvalue -> lltype -> llvalue
1047
1048
1049(** [const_intcast c ty] returns a constant zext, bitcast, or trunc for integer
1050    -> integer casts of constant [c] to type [ty].
1051    See the method [llvm::ConstantExpr::getIntCast]. *)
1052val const_intcast : llvalue -> lltype -> llvalue
1053
1054
1055(** [const_fpcast c ty] returns a constant fpext, bitcast, or fptrunc for fp ->
1056    fp casts of constant [c] to type [ty].
1057    See the method [llvm::ConstantExpr::getFPCast]. *)
1058val const_fpcast : llvalue -> lltype -> llvalue
1059
1060
1061(** [const_select cond t f] returns the constant conditional which returns value
1062    [t] if the boolean constant [cond] is true and the value [f] otherwise.
1063    See the method [llvm::ConstantExpr::getSelect]. *)
1064val const_select : llvalue -> llvalue -> llvalue -> llvalue
1065
1066
1067(** [const_extractelement vec i] returns the constant [i]th element of
1068    constant vector [vec]. [i] must be a constant [i32] value unsigned less than
1069    the size of the vector.
1070    See the method [llvm::ConstantExpr::getExtractElement]. *)
1071val const_extractelement : llvalue -> llvalue -> llvalue
1072
1073
1074(** [const_insertelement vec v i] returns the constant vector with the same
1075    elements as constant vector [v] but the [i]th element replaced by the
1076    constant [v]. [v] must be a constant value with the type of the vector
1077    elements. [i] must be a constant [i32] value unsigned less than the size
1078    of the vector.
1079    See the method [llvm::ConstantExpr::getInsertElement]. *)
1080val const_insertelement : llvalue -> llvalue -> llvalue -> llvalue
1081
1082
1083(** [const_shufflevector a b mask] returns a constant [shufflevector].
1084    See the LLVM Language Reference for details on the [shufflevector]
1085    instruction.
1086    See the method [llvm::ConstantExpr::getShuffleVector]. *)
1087val const_shufflevector : llvalue -> llvalue -> llvalue -> llvalue
1088
1089
1090(** [const_extractvalue agg idxs] returns the constant [idxs]th value of
1091    constant aggregate [agg]. Each [idxs] must be less than the size of the
1092    aggregate.  See the method [llvm::ConstantExpr::getExtractValue]. *)
1093val const_extractvalue : llvalue -> int array -> llvalue
1094
1095
1096(** [const_insertvalue agg val idxs] inserts the value [val] in the specified
1097    indexs [idxs] in the aggegate [agg]. Each [idxs] must be less than the size
1098    of the aggregate. See the method [llvm::ConstantExpr::getInsertValue]. *)
1099val const_insertvalue : llvalue -> llvalue -> int array -> llvalue
1100
1101
1102(** [const_inline_asm ty asm con side align] inserts a inline assembly string.
1103    See the method [llvm::InlineAsm::get]. *)
1104val const_inline_asm : lltype -> string -> string -> bool -> bool ->
1105                            llvalue
1106
1107
1108(** [block_address f bb] returns the address of the basic block [bb] in the
1109    function [f]. See the method [llvm::BasicBlock::get]. *)
1110val block_address : llvalue -> llbasicblock -> llvalue
1111
1112
1113(** {7 Operations on global variables, functions, and aliases (globals)} *)
1114
1115(** [global_parent g] is the enclosing module of the global value [g].
1116    See the method [llvm::GlobalValue::getParent]. *)
1117val global_parent : llvalue -> llmodule
1118
1119(** [is_declaration g] returns [true] if the global value [g] is a declaration
1120    only. Returns [false] otherwise.
1121    See the method [llvm::GlobalValue::isDeclaration]. *)
1122val is_declaration : llvalue -> bool
1123
1124(** [linkage g] returns the linkage of the global value [g].
1125    See the method [llvm::GlobalValue::getLinkage]. *)
1126val linkage : llvalue -> Linkage.t
1127
1128(** [set_linkage l g] sets the linkage of the global value [g] to [l].
1129    See the method [llvm::GlobalValue::setLinkage]. *)
1130val set_linkage : Linkage.t -> llvalue -> unit
1131
1132(** [section g] returns the linker section of the global value [g].
1133    See the method [llvm::GlobalValue::getSection]. *)
1134val section : llvalue -> string
1135
1136(** [set_section s g] sets the linker section of the global value [g] to [s].
1137    See the method [llvm::GlobalValue::setSection]. *)
1138val set_section : string -> llvalue -> unit
1139
1140(** [visibility g] returns the linker visibility of the global value [g].
1141    See the method [llvm::GlobalValue::getVisibility]. *)
1142val visibility : llvalue -> Visibility.t
1143
1144(** [set_visibility v g] sets the linker visibility of the global value [g] to
1145    [v]. See the method [llvm::GlobalValue::setVisibility]. *)
1146val set_visibility : Visibility.t -> llvalue -> unit
1147
1148
1149(** [alignment g] returns the required alignment of the global value [g].
1150    See the method [llvm::GlobalValue::getAlignment]. *)
1151val alignment : llvalue -> int
1152
1153(** [set_alignment n g] sets the required alignment of the global value [g] to
1154    [n] bytes. See the method [llvm::GlobalValue::setAlignment]. *)
1155val set_alignment : int -> llvalue -> unit
1156
1157
1158(** {7 Operations on global variables} *)
1159
1160(** [declare_global ty name m] returns a new global variable of type [ty] and
1161    with name [name] in module [m] in the default address space (0). If such a
1162    global variable already exists, it is returned. If the type of the existing
1163    global differs, then a bitcast to [ty] is returned. *)
1164val declare_global : lltype -> string -> llmodule -> llvalue
1165
1166
1167(** [declare_qualified_global ty name addrspace m] returns a new global variable
1168    of type [ty] and with name [name] in module [m] in the address space
1169    [addrspace]. If such a global variable already exists, it is returned. If
1170    the type of the existing global differs, then a bitcast to [ty] is
1171    returned. *)
1172val declare_qualified_global : lltype -> string -> int -> llmodule ->
1173                                    llvalue
1174
1175
1176(** [define_global name init m] returns a new global with name [name] and
1177    initializer [init] in module [m] in the default address space (0). If the
1178    named global already exists, it is renamed.
1179    See the constructor of [llvm::GlobalVariable]. *)
1180val define_global : string -> llvalue -> llmodule -> llvalue
1181
1182
1183(** [define_qualified_global name init addrspace m] returns a new global with
1184    name [name] and initializer [init] in module [m] in the address space
1185    [addrspace]. If the named global already exists, it is renamed.
1186    See the constructor of [llvm::GlobalVariable]. *)
1187val define_qualified_global : string -> llvalue -> int -> llmodule ->
1188                                   llvalue
1189
1190
1191(** [lookup_global name m] returns [Some g] if a global variable with name
1192    [name] exists in module [m]. If no such global exists, returns [None].
1193    See the [llvm::GlobalVariable] constructor. *)
1194val lookup_global : string -> llmodule -> llvalue option
1195
1196
1197(** [delete_global gv] destroys the global variable [gv].
1198    See the method [llvm::GlobalVariable::eraseFromParent]. *)
1199val delete_global : llvalue -> unit
1200
1201(** [global_begin m] returns the first position in the global variable list of
1202    the module [m]. [global_begin] and [global_succ] can be used to iterate
1203    over the global list in order.
1204    See the method [llvm::Module::global_begin]. *)
1205val global_begin : llmodule -> (llmodule, llvalue) llpos
1206
1207
1208(** [global_succ gv] returns the global variable list position succeeding
1209    [Before gv].
1210    See the method [llvm::Module::global_iterator::operator++]. *)
1211val global_succ : llvalue -> (llmodule, llvalue) llpos
1212
1213
1214(** [iter_globals f m] applies function [f] to each of the global variables of
1215    module [m] in order. Tail recursive. *)
1216val iter_globals : (llvalue -> unit) -> llmodule -> unit
1217
1218(** [fold_left_globals f init m] is [f (... (f init g1) ...) gN] where
1219    [g1,...,gN] are the global variables of module [m]. Tail recursive. *)
1220val fold_left_globals : ('a -> llvalue -> 'a) -> 'a -> llmodule -> 'a
1221
1222(** [global_end m] returns the last position in the global variable list of the
1223    module [m]. [global_end] and [global_pred] can be used to iterate over the
1224    global list in reverse.
1225    See the method [llvm::Module::global_end]. *)
1226val global_end : llmodule -> (llmodule, llvalue) llrev_pos
1227
1228
1229(** [global_pred gv] returns the global variable list position preceding
1230    [After gv].
1231    See the method [llvm::Module::global_iterator::operator--]. *)
1232val global_pred : llvalue -> (llmodule, llvalue) llrev_pos
1233
1234
1235(** [rev_iter_globals f m] applies function [f] to each of the global variables
1236    of module [m] in reverse order. Tail recursive. *)
1237val rev_iter_globals : (llvalue -> unit) -> llmodule -> unit
1238
1239(** [fold_right_globals f m init] is [f g1 (... (f gN init) ...)] where
1240    [g1,...,gN] are the global variables of module [m]. Tail recursive. *)
1241val fold_right_globals : (llvalue -> 'a -> 'a) -> llmodule -> 'a -> 'a
1242
1243(** [is_global_constant gv] returns [true] if the global variabile [gv] is a
1244    constant. Returns [false] otherwise.
1245    See the method [llvm::GlobalVariable::isConstant]. *)
1246val is_global_constant : llvalue -> bool
1247
1248(** [set_global_constant c gv] sets the global variable [gv] to be a constant if
1249    [c] is [true] and not if [c] is [false].
1250    See the method [llvm::GlobalVariable::setConstant]. *)
1251val set_global_constant : bool -> llvalue -> unit
1252
1253
1254(** [global_initializer gv] returns the initializer for the global variable
1255    [gv]. See the method [llvm::GlobalVariable::getInitializer]. *)
1256val global_initializer : llvalue -> llvalue
1257
1258(** [set_initializer c gv] sets the initializer for the global variable
1259    [gv] to the constant [c].
1260    See the method [llvm::GlobalVariable::setInitializer]. *)
1261val set_initializer : llvalue -> llvalue -> unit
1262
1263(** [remove_initializer gv] unsets the initializer for the global variable
1264    [gv].
1265    See the method [llvm::GlobalVariable::setInitializer]. *)
1266val remove_initializer : llvalue -> unit
1267
1268(** [is_thread_local gv] returns [true] if the global variable [gv] is
1269    thread-local and [false] otherwise.
1270    See the method [llvm::GlobalVariable::isThreadLocal]. *)
1271val is_thread_local : llvalue -> bool
1272
1273(** [set_thread_local c gv] sets the global variable [gv] to be thread local if
1274    [c] is [true] and not otherwise.
1275    See the method [llvm::GlobalVariable::setThreadLocal]. *)
1276val set_thread_local : bool -> llvalue -> unit
1277
1278
1279(** {7 Operations on aliases} *)
1280
1281(** [add_alias m t a n] inserts an alias in the module [m] with the type [t] and
1282    the aliasee [a] with the name [n].
1283    See the constructor for [llvm::GlobalAlias]. *)
1284val add_alias : llmodule -> lltype -> llvalue -> string -> llvalue
1285
1286
1287
1288(** {7 Operations on functions} *)
1289
1290(** [declare_function name ty m] returns a new function of type [ty] and
1291    with name [name] in module [m]. If such a function already exists,
1292    it is returned. If the type of the existing function differs, then a bitcast
1293    to [ty] is returned. *)
1294val declare_function : string -> lltype -> llmodule -> llvalue
1295
1296
1297(** [define_function name ty m] creates a new function with name [name] and
1298    type [ty] in module [m]. If the named function already exists, it is
1299    renamed. An entry basic block is created in the function.
1300    See the constructor of [llvm::GlobalVariable]. *)
1301val define_function : string -> lltype -> llmodule -> llvalue
1302
1303
1304(** [lookup_function name m] returns [Some f] if a function with name
1305    [name] exists in module [m]. If no such function exists, returns [None].
1306    See the method [llvm::Module] constructor. *)
1307val lookup_function : string -> llmodule -> llvalue option
1308
1309
1310(** [delete_function f] destroys the function [f].
1311    See the method [llvm::Function::eraseFromParent]. *)
1312val delete_function : llvalue -> unit
1313
1314(** [function_begin m] returns the first position in the function list of the
1315    module [m]. [function_begin] and [function_succ] can be used to iterate over
1316    the function list in order.
1317    See the method [llvm::Module::begin]. *)
1318val function_begin : llmodule -> (llmodule, llvalue) llpos
1319
1320
1321(** [function_succ gv] returns the function list position succeeding
1322    [Before gv].
1323    See the method [llvm::Module::iterator::operator++]. *)
1324val function_succ : llvalue -> (llmodule, llvalue) llpos
1325
1326
1327(** [iter_functions f m] applies function [f] to each of the functions of module
1328    [m] in order. Tail recursive. *)
1329val iter_functions : (llvalue -> unit) -> llmodule -> unit
1330
1331(** [fold_left_function f init m] is [f (... (f init f1) ...) fN] where
1332    [f1,...,fN] are the functions of module [m]. Tail recursive. *)
1333val fold_left_functions : ('a -> llvalue -> 'a) -> 'a -> llmodule -> 'a
1334
1335(** [function_end m] returns the last position in the function list of
1336    the module [m]. [function_end] and [function_pred] can be used to iterate
1337    over the function list in reverse.
1338    See the method [llvm::Module::end]. *)
1339val function_end : llmodule -> (llmodule, llvalue) llrev_pos
1340
1341
1342(** [function_pred gv] returns the function list position preceding [After gv].
1343    See the method [llvm::Module::iterator::operator--]. *)
1344val function_pred : llvalue -> (llmodule, llvalue) llrev_pos
1345
1346
1347(** [rev_iter_functions f fn] applies function [f] to each of the functions of
1348    module [m] in reverse order. Tail recursive. *)
1349val rev_iter_functions : (llvalue -> unit) -> llmodule -> unit
1350
1351(** [fold_right_functions f m init] is [f (... (f init fN) ...) f1] where
1352    [f1,...,fN] are the functions of module [m]. Tail recursive. *)
1353val fold_right_functions : (llvalue -> 'a -> 'a) -> llmodule -> 'a -> 'a
1354
1355(** [is_intrinsic f] returns true if the function [f] is an intrinsic.
1356    See the method [llvm::Function::isIntrinsic]. *)
1357val is_intrinsic : llvalue -> bool
1358
1359(** [function_call_conv f] returns the calling convention of the function [f].
1360    See the method [llvm::Function::getCallingConv]. *)
1361val function_call_conv : llvalue -> int
1362
1363(** [set_function_call_conv cc f] sets the calling convention of the function
1364    [f] to the calling convention numbered [cc].
1365    See the method [llvm::Function::setCallingConv]. *)
1366val set_function_call_conv : int -> llvalue -> unit
1367
1368
1369(** [gc f] returns [Some name] if the function [f] has a garbage
1370    collection algorithm specified and [None] otherwise.
1371    See the method [llvm::Function::getGC]. *)
1372val gc : llvalue -> string option
1373
1374(** [set_gc gc f] sets the collection algorithm for the function [f] to
1375    [gc]. See the method [llvm::Function::setGC]. *)
1376val set_gc : string option -> llvalue -> unit
1377
1378(** [add_function_attr f a] adds attribute [a] to the return type of function
1379    [f]. *)
1380val add_function_attr : llvalue -> Attribute.t -> unit
1381
1382(** [function_attr f] returns the function attribute for the function [f].
1383 * See the method [llvm::Function::getAttributes] *)
1384val function_attr : llvalue -> Attribute.t list
1385
1386(** [remove_function_attr f a] removes attribute [a] from the return type of
1387    function [f]. *)
1388val remove_function_attr : llvalue -> Attribute.t -> unit
1389
1390(** {7 Operations on params} *)
1391
1392(** [params f] returns the parameters of function [f].
1393    See the method [llvm::Function::getArgumentList]. *)
1394val params : llvalue -> llvalue array
1395
1396(** [param f n] returns the [n]th parameter of function [f].
1397    See the method [llvm::Function::getArgumentList]. *)
1398val param : llvalue -> int -> llvalue
1399
1400(** [param_attr p] returns the attributes of parameter [p].
1401 * See the methods [llvm::Function::getAttributes] and
1402 * [llvm::Attributes::getParamAttributes] *)
1403val param_attr : llvalue -> Attribute.t list
1404
1405(** [param_parent p] returns the parent function that owns the parameter.
1406    See the method [llvm::Argument::getParent]. *)
1407val param_parent : llvalue -> llvalue
1408
1409(** [param_begin f] returns the first position in the parameter list of the
1410    function [f]. [param_begin] and [param_succ] can be used to iterate over
1411    the parameter list in order.
1412    See the method [llvm::Function::arg_begin]. *)
1413val param_begin : llvalue -> (llvalue, llvalue) llpos
1414
1415(** [param_succ bb] returns the parameter list position succeeding
1416    [Before bb].
1417    See the method [llvm::Function::arg_iterator::operator++]. *)
1418val param_succ : llvalue -> (llvalue, llvalue) llpos
1419
1420(** [iter_params f fn] applies function [f] to each of the parameters
1421    of function [fn] in order. Tail recursive. *)
1422val iter_params : (llvalue -> unit) -> llvalue -> unit
1423
1424(** [fold_left_params f init fn] is [f (... (f init b1) ...) bN] where
1425    [b1,...,bN] are the parameters of function [fn]. Tail recursive. *)
1426val fold_left_params : ('a -> llvalue -> 'a) -> 'a -> llvalue -> 'a
1427
1428(** [param_end f] returns the last position in the parameter list of
1429    the function [f]. [param_end] and [param_pred] can be used to iterate
1430    over the parameter list in reverse.
1431    See the method [llvm::Function::arg_end]. *)
1432val param_end : llvalue -> (llvalue, llvalue) llrev_pos
1433
1434(** [param_pred gv] returns the function list position preceding [After gv].
1435    See the method [llvm::Function::arg_iterator::operator--]. *)
1436val param_pred : llvalue -> (llvalue, llvalue) llrev_pos
1437
1438
1439(** [rev_iter_params f fn] applies function [f] to each of the parameters
1440    of function [fn] in reverse order. Tail recursive. *)
1441val rev_iter_params : (llvalue -> unit) -> llvalue -> unit
1442
1443(** [fold_right_params f fn init] is [f (... (f init bN) ...) b1] where
1444    [b1,...,bN] are the parameters of function [fn]. Tail recursive. *)
1445val fold_right_params : (llvalue -> 'a -> 'a) -> llvalue -> 'a -> 'a
1446
1447(** [add_param p a] adds attribute [a] to parameter [p]. *)
1448val add_param_attr : llvalue -> Attribute.t -> unit
1449
1450(** [remove_param_attr p a] removes attribute [a] from parameter [p]. *)
1451val remove_param_attr : llvalue -> Attribute.t -> unit
1452
1453(** [set_param_alignment p a] set the alignment of parameter [p] to [a]. *)
1454val set_param_alignment : llvalue -> int -> unit
1455
1456
1457(** {7 Operations on basic blocks} *)
1458
1459(** [basic_blocks fn] returns the basic blocks of the function [f].
1460    See the method [llvm::Function::getBasicBlockList]. *)
1461val basic_blocks : llvalue -> llbasicblock array
1462
1463(** [entry_block fn] returns the entry basic block of the function [f].
1464    See the method [llvm::Function::getEntryBlock]. *)
1465val entry_block : llvalue -> llbasicblock
1466
1467(** [delete_block bb] deletes the basic block [bb].
1468    See the method [llvm::BasicBlock::eraseFromParent]. *)
1469val delete_block : llbasicblock -> unit
1470
1471(** [append_block c name f] creates a new basic block named [name] at the end of
1472    function [f] in the context [c].
1473    See the constructor of [llvm::BasicBlock]. *)
1474val append_block : llcontext -> string -> llvalue -> llbasicblock
1475
1476
1477(** [insert_block c name bb] creates a new basic block named [name] before the
1478    basic block [bb] in the context [c].
1479    See the constructor of [llvm::BasicBlock]. *)
1480val insert_block : llcontext -> string -> llbasicblock -> llbasicblock
1481
1482
1483(** [block_parent bb] returns the parent function that owns the basic block.
1484    See the method [llvm::BasicBlock::getParent]. *)
1485val block_parent : llbasicblock -> llvalue
1486
1487(** [block_begin f] returns the first position in the basic block list of the
1488    function [f]. [block_begin] and [block_succ] can be used to iterate over
1489    the basic block list in order.
1490    See the method [llvm::Function::begin]. *)
1491val block_begin : llvalue -> (llvalue, llbasicblock) llpos
1492
1493
1494(** [block_succ bb] returns the basic block list position succeeding
1495    [Before bb].
1496    See the method [llvm::Function::iterator::operator++]. *)
1497val block_succ : llbasicblock -> (llvalue, llbasicblock) llpos
1498
1499
1500(** [iter_blocks f fn] applies function [f] to each of the basic blocks
1501    of function [fn] in order. Tail recursive. *)
1502val iter_blocks : (llbasicblock -> unit) -> llvalue -> unit
1503
1504(** [fold_left_blocks f init fn] is [f (... (f init b1) ...) bN] where
1505    [b1,...,bN] are the basic blocks of function [fn]. Tail recursive. *)
1506val fold_left_blocks : ('a -> llbasicblock -> 'a) -> 'a -> llvalue -> 'a
1507
1508(** [block_end f] returns the last position in the basic block list of
1509    the function [f]. [block_end] and [block_pred] can be used to iterate
1510    over the basic block list in reverse.
1511    See the method [llvm::Function::end]. *)
1512val block_end : llvalue -> (llvalue, llbasicblock) llrev_pos
1513
1514
1515(** [block_pred gv] returns the function list position preceding [After gv].
1516    See the method [llvm::Function::iterator::operator--]. *)
1517val block_pred : llbasicblock -> (llvalue, llbasicblock) llrev_pos
1518
1519val block_terminator : llbasicblock -> llvalue option
1520
1521(** [rev_iter_blocks f fn] applies function [f] to each of the basic blocks
1522    of function [fn] in reverse order. Tail recursive. *)
1523val rev_iter_blocks : (llbasicblock -> unit) -> llvalue -> unit
1524
1525(** [fold_right_blocks f fn init] is [f (... (f init bN) ...) b1] where
1526    [b1,...,bN] are the basic blocks of function [fn]. Tail recursive. *)
1527val fold_right_blocks : (llbasicblock -> 'a -> 'a) -> llvalue -> 'a -> 'a
1528
1529(** [value_of_block bb] losslessly casts [bb] to an [llvalue]. *)
1530val value_of_block : llbasicblock -> llvalue
1531
1532(** [value_is_block v] returns [true] if the value [v] is a basic block and
1533    [false] otherwise.
1534    Similar to [llvm::isa<BasicBlock>]. *)
1535val value_is_block : llvalue -> bool
1536
1537(** [block_of_value v] losslessly casts [v] to an [llbasicblock]. *)
1538val block_of_value : llvalue -> llbasicblock
1539
1540
1541(** {7 Operations on instructions} *)
1542
1543(** [instr_parent i] is the enclosing basic block of the instruction [i].
1544    See the method [llvm::Instruction::getParent]. *)
1545val instr_parent : llvalue -> llbasicblock
1546
1547(** [instr_begin bb] returns the first position in the instruction list of the
1548    basic block [bb]. [instr_begin] and [instr_succ] can be used to iterate over
1549    the instruction list in order.
1550    See the method [llvm::BasicBlock::begin]. *)
1551val instr_begin : llbasicblock -> (llbasicblock, llvalue) llpos
1552
1553
1554(** [instr_succ i] returns the instruction list position succeeding [Before i].
1555    See the method [llvm::BasicBlock::iterator::operator++]. *)
1556val instr_succ : llvalue -> (llbasicblock, llvalue) llpos
1557
1558
1559(** [iter_instrs f bb] applies function [f] to each of the instructions of basic
1560    block [bb] in order. Tail recursive. *)
1561val iter_instrs: (llvalue -> unit) -> llbasicblock -> unit
1562
1563(** [fold_left_instrs f init bb] is [f (... (f init g1) ...) gN] where
1564    [g1,...,gN] are the instructions of basic block [bb]. Tail recursive. *)
1565val fold_left_instrs: ('a -> llvalue -> 'a) -> 'a -> llbasicblock -> 'a
1566
1567(** [instr_end bb] returns the last position in the instruction list of the
1568    basic block [bb]. [instr_end] and [instr_pred] can be used to iterate over
1569    the instruction list in reverse.
1570    See the method [llvm::BasicBlock::end]. *)
1571val instr_end : llbasicblock -> (llbasicblock, llvalue) llrev_pos
1572
1573
1574(** [instr_pred i] returns the instruction list position preceding [After i].
1575    See the method [llvm::BasicBlock::iterator::operator--]. *)
1576val instr_pred : llvalue -> (llbasicblock, llvalue) llrev_pos
1577
1578
1579(** [fold_right_instrs f bb init] is [f (... (f init fN) ...) f1] where
1580    [f1,...,fN] are the instructions of basic block [bb]. Tail recursive. *)
1581val fold_right_instrs: (llvalue -> 'a -> 'a) -> llbasicblock -> 'a -> 'a
1582
1583val instr_opcode : llvalue -> Opcode.t
1584
1585val icmp_predicate : llvalue -> Icmp.t option
1586
1587(** {7 Operations on call sites} *)
1588
1589(** [instruction_call_conv ci] is the calling convention for the call or invoke
1590    instruction [ci], which may be one of the values from the module
1591    {!CallConv}. See the method [llvm::CallInst::getCallingConv] and
1592    [llvm::InvokeInst::getCallingConv]. *)
1593val instruction_call_conv: llvalue -> int
1594
1595
1596(** [set_instruction_call_conv cc ci] sets the calling convention for the call
1597    or invoke instruction [ci] to the integer [cc], which can be one of the
1598    values from the module {!CallConv}.
1599    See the method [llvm::CallInst::setCallingConv]
1600    and [llvm::InvokeInst::setCallingConv]. *)
1601val set_instruction_call_conv: int -> llvalue -> unit
1602
1603
1604(** [add_instruction_param_attr ci i a] adds attribute [a] to the [i]th
1605    parameter of the call or invoke instruction [ci]. [i]=0 denotes the return
1606    value. *)
1607val add_instruction_param_attr : llvalue -> int -> Attribute.t -> unit
1608
1609(** [remove_instruction_param_attr ci i a] removes attribute [a] from the
1610    [i]th parameter of the call or invoke instruction [ci]. [i]=0 denotes the
1611    return value. *)
1612val remove_instruction_param_attr : llvalue -> int -> Attribute.t -> unit
1613
1614(** {Operations on call instructions (only)} *)
1615
1616(** [is_tail_call ci] is [true] if the call instruction [ci] is flagged as
1617    eligible for tail call optimization, [false] otherwise.
1618    See the method [llvm::CallInst::isTailCall]. *)
1619val is_tail_call : llvalue -> bool
1620
1621(** [set_tail_call tc ci] flags the call instruction [ci] as eligible for tail
1622    call optimization if [tc] is [true], clears otherwise.
1623    See the method [llvm::CallInst::setTailCall]. *)
1624val set_tail_call : bool -> llvalue -> unit
1625
1626(** {7 Operations on phi nodes} *)
1627
1628(** [add_incoming (v, bb) pn] adds the value [v] to the phi node [pn] for use
1629    with branches from [bb]. See the method [llvm::PHINode::addIncoming]. *)
1630val add_incoming : (llvalue * llbasicblock) -> llvalue -> unit
1631
1632
1633(** [incoming pn] returns the list of value-block pairs for phi node [pn].
1634    See the method [llvm::PHINode::getIncomingValue]. *)
1635val incoming : llvalue -> (llvalue * llbasicblock) list
1636
1637(** [delete_instruction i] deletes the instruction [i].
1638 * See the method [llvm::Instruction::eraseFromParent]. *)
1639val delete_instruction : llvalue -> unit
1640
1641(** {6 Instruction builders} *)
1642
1643(** [builder context] creates an instruction builder with no position in
1644    the context [context]. It is invalid to use this builder until its position
1645    is set with {!position_before} or {!position_at_end}. See the constructor
1646    for [llvm::LLVMBuilder]. *)
1647val builder : llcontext -> llbuilder
1648
1649(** [builder_at ip] creates an instruction builder positioned at [ip].
1650    See the constructor for [llvm::LLVMBuilder]. *)
1651val builder_at : llcontext -> (llbasicblock, llvalue) llpos -> llbuilder
1652
1653(** [builder_before ins] creates an instruction builder positioned before the
1654    instruction [isn]. See the constructor for [llvm::LLVMBuilder]. *)
1655val builder_before : llcontext -> llvalue -> llbuilder
1656
1657(** [builder_at_end bb] creates an instruction builder positioned at the end of
1658    the basic block [bb]. See the constructor for [llvm::LLVMBuilder]. *)
1659val builder_at_end : llcontext -> llbasicblock -> llbuilder
1660
1661(** [position_builder ip bb] moves the instruction builder [bb] to the position
1662    [ip].
1663    See the constructor for [llvm::LLVMBuilder]. *)
1664val position_builder : (llbasicblock, llvalue) llpos -> llbuilder -> unit
1665
1666
1667(** [position_before ins b] moves the instruction builder [b] to before the
1668    instruction [isn]. See the method [llvm::LLVMBuilder::SetInsertPoint]. *)
1669val position_before : llvalue -> llbuilder -> unit
1670
1671(** [position_at_end bb b] moves the instruction builder [b] to the end of the
1672    basic block [bb]. See the method [llvm::LLVMBuilder::SetInsertPoint]. *)
1673val position_at_end : llbasicblock -> llbuilder -> unit
1674
1675(** [insertion_block b] returns the basic block that the builder [b] is
1676    positioned to insert into. Raises [Not_Found] if the instruction builder is
1677    uninitialized.
1678    See the method [llvm::LLVMBuilder::GetInsertBlock]. *)
1679val insertion_block : llbuilder -> llbasicblock
1680
1681(** [insert_into_builder i name b] inserts the specified instruction [i] at the
1682    position specified by the instruction builder [b].
1683    See the method [llvm::LLVMBuilder::Insert]. *)
1684val insert_into_builder : llvalue -> string -> llbuilder -> unit
1685
1686
1687(** {7 Metadata} *)
1688
1689(** [set_current_debug_location b md] sets the current debug location [md] in
1690    the builder [b].
1691    See the method [llvm::IRBuilder::SetDebugLocation]. *)
1692val set_current_debug_location : llbuilder -> llvalue -> unit
1693
1694
1695(** [clear_current_debug_location b] clears the current debug location in the
1696    builder [b]. *)
1697val clear_current_debug_location : llbuilder -> unit
1698
1699
1700(** [current_debug_location b] returns the current debug location, or None
1701    if none is currently set.
1702    See the method [llvm::IRBuilder::GetDebugLocation]. *)
1703val current_debug_location : llbuilder -> llvalue option
1704
1705
1706(** [set_inst_debug_location b i] sets the current debug location of the builder
1707    [b] to the instruction [i].
1708    See the method [llvm::IRBuilder::SetInstDebugLocation]. *)
1709val set_inst_debug_location : llbuilder -> llvalue -> unit
1710
1711
1712(** {7 Terminators} *)
1713
1714(** [build_ret_void b] creates a
1715    [ret void]
1716    instruction at the position specified by the instruction builder [b].
1717    See the method [llvm::LLVMBuilder::CreateRetVoid]. *)
1718val build_ret_void : llbuilder -> llvalue
1719
1720(** [build_ret v b] creates a
1721    [ret %v]
1722    instruction at the position specified by the instruction builder [b].
1723    See the method [llvm::LLVMBuilder::CreateRet]. *)
1724val build_ret : llvalue -> llbuilder -> llvalue
1725
1726(** [build_aggregate_ret vs b] creates a
1727    [ret {...} { %v1, %v2, ... } ]
1728    instruction at the position specified by the instruction builder [b].
1729    See the method [llvm::LLVMBuilder::CreateAggregateRet]. *)
1730val build_aggregate_ret : llvalue array -> llbuilder -> llvalue
1731
1732
1733(** [build_br bb b] creates a
1734    [br %bb]
1735    instruction at the position specified by the instruction builder [b].
1736    See the method [llvm::LLVMBuilder::CreateBr]. *)
1737val build_br : llbasicblock -> llbuilder -> llvalue
1738
1739(** [build_cond_br cond tbb fbb b] creates a
1740    [br %cond, %tbb, %fbb]
1741    instruction at the position specified by the instruction builder [b].
1742    See the method [llvm::LLVMBuilder::CreateCondBr]. *)
1743val build_cond_br : llvalue -> llbasicblock -> llbasicblock -> llbuilder ->
1744                         llvalue
1745
1746(** [build_switch case elsebb count b] creates an empty
1747    [switch %case, %elsebb]
1748    instruction at the position specified by the instruction builder [b] with
1749    space reserved for [count] cases.
1750    See the method [llvm::LLVMBuilder::CreateSwitch]. *)
1751val build_switch : llvalue -> llbasicblock -> int -> llbuilder -> llvalue
1752
1753(** [build_malloc ty name b] creates an [malloc]
1754    instruction at the position specified by the instruction builder [b].
1755    See the method [llvm::CallInst::CreateMalloc]. *)
1756val build_malloc : lltype -> string -> llbuilder -> llvalue
1757
1758(** [build_array_malloc ty val name b] creates an [array malloc]
1759    instruction at the position specified by the instruction builder [b].
1760    See the method [llvm::CallInst::CreateArrayMalloc]. *)
1761val build_array_malloc : lltype -> llvalue -> string -> llbuilder -> llvalue
1762
1763(** [build_free p b] creates a [free]
1764    instruction at the position specified by the instruction builder [b].
1765    See the method [llvm::LLVMBuilder::CreateFree]. *)
1766val build_free : llvalue -> llbuilder -> llvalue
1767
1768(** [add_case sw onval bb] causes switch instruction [sw] to branch to [bb]
1769    when its input matches the constant [onval].
1770    See the method [llvm::SwitchInst::addCase]. **)
1771val add_case : llvalue -> llvalue -> llbasicblock -> unit
1772
1773(** [switch_default_dest sw] returns the default destination of the [switch]
1774 * instruction.
1775 * See the method [llvm:;SwitchInst::getDefaultDest]. **)
1776val switch_default_dest : llvalue -> llbasicblock
1777
1778(** [build_indirect_br addr count b] creates a
1779    [indirectbr %addr]
1780    instruction at the position specified by the instruction builder [b] with
1781    space reserved for [count] destinations.
1782    See the method [llvm::LLVMBuilder::CreateIndirectBr]. *)
1783val build_indirect_br : llvalue -> int -> llbuilder -> llvalue
1784
1785
1786(** [add_destination br bb] adds the basic block [bb] as a possible branch
1787    location for the indirectbr instruction [br].
1788    See the method [llvm::IndirectBrInst::addDestination]. **)
1789val add_destination : llvalue -> llbasicblock -> unit
1790
1791
1792(** [build_invoke fn args tobb unwindbb name b] creates an
1793    [%name = invoke %fn(args) to %tobb unwind %unwindbb]
1794    instruction at the position specified by the instruction builder [b].
1795    See the method [llvm::LLVMBuilder::CreateInvoke]. *)
1796val build_invoke : llvalue -> llvalue array -> llbasicblock ->
1797                        llbasicblock -> string -> llbuilder -> llvalue
1798
1799(** [build_landingpad ty persfn numclauses name b] creates an
1800    [landingpad]
1801    instruction at the position specified by the instruction builder [b].
1802    See the method [llvm::LLVMBuilder::CreateLandingPad]. *)
1803val build_landingpad : lltype -> llvalue -> int -> string -> llbuilder ->
1804                         llvalue
1805
1806(** [set_cleanup lp] sets the cleanup flag in the [landingpad]instruction.
1807    See the method [llvm::LandingPadInst::setCleanup]. *)
1808val set_cleanup : llvalue -> bool -> unit
1809
1810(** [add_clause lp clause] adds the clause to the [landingpad]instruction.
1811    See the method [llvm::LandingPadInst::addClause]. *)
1812val add_clause : llvalue -> llvalue -> unit
1813
1814(* [build_resume exn b] builds a [resume exn] instruction
1815 * at the position specified by the instruction builder [b].
1816 * See the method [llvm::LLVMBuilder::CreateResume] *)
1817val build_resume : llvalue -> llbuilder -> llvalue
1818
1819(** [build_unreachable b] creates an
1820    [unreachable]
1821    instruction at the position specified by the instruction builder [b].
1822    See the method [llvm::LLVMBuilder::CreateUnwind]. *)
1823val build_unreachable : llbuilder -> llvalue
1824
1825
1826(** {7 Arithmetic} *)
1827
1828(** [build_add x y name b] creates a
1829    [%name = add %x, %y]
1830    instruction at the position specified by the instruction builder [b].
1831    See the method [llvm::LLVMBuilder::CreateAdd]. *)
1832val build_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
1833
1834
1835(** [build_nsw_add x y name b] creates a
1836    [%name = nsw add %x, %y]
1837    instruction at the position specified by the instruction builder [b].
1838    See the method [llvm::LLVMBuilder::CreateNSWAdd]. *)
1839val build_nsw_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
1840
1841
1842(** [build_nuw_add x y name b] creates a
1843    [%name = nuw add %x, %y]
1844    instruction at the position specified by the instruction builder [b].
1845    See the method [llvm::LLVMBuilder::CreateNUWAdd]. *)
1846val build_nuw_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
1847
1848
1849(** [build_fadd x y name b] creates a
1850    [%name = fadd %x, %y]
1851    instruction at the position specified by the instruction builder [b].
1852    See the method [llvm::LLVMBuilder::CreateFAdd]. *)
1853val build_fadd : llvalue -> llvalue -> string -> llbuilder -> llvalue
1854
1855
1856(** [build_sub x y name b] creates a
1857    [%name = sub %x, %y]
1858    instruction at the position specified by the instruction builder [b].
1859    See the method [llvm::LLVMBuilder::CreateSub]. *)
1860val build_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
1861
1862
1863(** [build_nsw_sub x y name b] creates a
1864    [%name = nsw sub %x, %y]
1865    instruction at the position specified by the instruction builder [b].
1866    See the method [llvm::LLVMBuilder::CreateNSWSub]. *)
1867val build_nsw_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
1868
1869
1870(** [build_nuw_sub x y name b] creates a
1871    [%name = nuw sub %x, %y]
1872    instruction at the position specified by the instruction builder [b].
1873    See the method [llvm::LLVMBuilder::CreateNUWSub]. *)
1874val build_nuw_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
1875
1876
1877(** [build_fsub x y name b] creates a
1878    [%name = fsub %x, %y]
1879    instruction at the position specified by the instruction builder [b].
1880    See the method [llvm::LLVMBuilder::CreateFSub]. *)
1881val build_fsub : llvalue -> llvalue -> string -> llbuilder -> llvalue
1882
1883
1884(** [build_mul x y name b] creates a
1885    [%name = mul %x, %y]
1886    instruction at the position specified by the instruction builder [b].
1887    See the method [llvm::LLVMBuilder::CreateMul]. *)
1888val build_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
1889
1890
1891(** [build_nsw_mul x y name b] creates a
1892    [%name = nsw mul %x, %y]
1893    instruction at the position specified by the instruction builder [b].
1894    See the method [llvm::LLVMBuilder::CreateNSWMul]. *)
1895val build_nsw_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
1896
1897
1898(** [build_nuw_mul x y name b] creates a
1899    [%name = nuw mul %x, %y]
1900    instruction at the position specified by the instruction builder [b].
1901    See the method [llvm::LLVMBuilder::CreateNUWMul]. *)
1902val build_nuw_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
1903
1904
1905(** [build_fmul x y name b] creates a
1906    [%name = fmul %x, %y]
1907    instruction at the position specified by the instruction builder [b].
1908    See the method [llvm::LLVMBuilder::CreateFMul]. *)
1909val build_fmul : llvalue -> llvalue -> string -> llbuilder -> llvalue
1910
1911
1912(** [build_udiv x y name b] creates a
1913    [%name = udiv %x, %y]
1914    instruction at the position specified by the instruction builder [b].
1915    See the method [llvm::LLVMBuilder::CreateUDiv]. *)
1916val build_udiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
1917
1918
1919(** [build_sdiv x y name b] creates a
1920    [%name = sdiv %x, %y]
1921    instruction at the position specified by the instruction builder [b].
1922    See the method [llvm::LLVMBuilder::CreateSDiv]. *)
1923val build_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
1924
1925
1926(** [build_exact_sdiv x y name b] creates a
1927    [%name = exact sdiv %x, %y]
1928    instruction at the position specified by the instruction builder [b].
1929    See the method [llvm::LLVMBuilder::CreateExactSDiv]. *)
1930val build_exact_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
1931
1932
1933(** [build_fdiv x y name b] creates a
1934    [%name = fdiv %x, %y]
1935    instruction at the position specified by the instruction builder [b].
1936    See the method [llvm::LLVMBuilder::CreateFDiv]. *)
1937val build_fdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
1938
1939
1940(** [build_urem x y name b] creates a
1941    [%name = urem %x, %y]
1942    instruction at the position specified by the instruction builder [b].
1943    See the method [llvm::LLVMBuilder::CreateURem]. *)
1944val build_urem : llvalue -> llvalue -> string -> llbuilder -> llvalue
1945
1946
1947(** [build_SRem x y name b] creates a
1948    [%name = srem %x, %y]
1949    instruction at the position specified by the instruction builder [b].
1950    See the method [llvm::LLVMBuilder::CreateSRem]. *)
1951val build_srem : llvalue -> llvalue -> string -> llbuilder -> llvalue
1952
1953
1954(** [build_frem x y name b] creates a
1955    [%name = frem %x, %y]
1956    instruction at the position specified by the instruction builder [b].
1957    See the method [llvm::LLVMBuilder::CreateFRem]. *)
1958val build_frem : llvalue -> llvalue -> string -> llbuilder -> llvalue
1959
1960
1961(** [build_shl x y name b] creates a
1962    [%name = shl %x, %y]
1963    instruction at the position specified by the instruction builder [b].
1964    See the method [llvm::LLVMBuilder::CreateShl]. *)
1965val build_shl : llvalue -> llvalue -> string -> llbuilder -> llvalue
1966
1967
1968(** [build_lshr x y name b] creates a
1969    [%name = lshr %x, %y]
1970    instruction at the position specified by the instruction builder [b].
1971    See the method [llvm::LLVMBuilder::CreateLShr]. *)
1972val build_lshr : llvalue -> llvalue -> string -> llbuilder -> llvalue
1973
1974
1975(** [build_ashr x y name b] creates a
1976    [%name = ashr %x, %y]
1977    instruction at the position specified by the instruction builder [b].
1978    See the method [llvm::LLVMBuilder::CreateAShr]. *)
1979val build_ashr : llvalue -> llvalue -> string -> llbuilder -> llvalue
1980
1981
1982(** [build_and x y name b] creates a
1983    [%name = and %x, %y]
1984    instruction at the position specified by the instruction builder [b].
1985    See the method [llvm::LLVMBuilder::CreateAnd]. *)
1986val build_and : llvalue -> llvalue -> string -> llbuilder -> llvalue
1987
1988
1989(** [build_or x y name b] creates a
1990    [%name = or %x, %y]
1991    instruction at the position specified by the instruction builder [b].
1992    See the method [llvm::LLVMBuilder::CreateOr]. *)
1993val build_or : llvalue -> llvalue -> string -> llbuilder -> llvalue
1994
1995
1996(** [build_xor x y name b] creates a
1997    [%name = xor %x, %y]
1998    instruction at the position specified by the instruction builder [b].
1999    See the method [llvm::LLVMBuilder::CreateXor]. *)
2000val build_xor : llvalue -> llvalue -> string -> llbuilder -> llvalue
2001
2002
2003(** [build_neg x name b] creates a
2004    [%name = sub 0, %x]
2005    instruction at the position specified by the instruction builder [b].
2006    [-0.0] is used for floating point types to compute the correct sign.
2007    See the method [llvm::LLVMBuilder::CreateNeg]. *)
2008val build_neg : llvalue -> string -> llbuilder -> llvalue
2009
2010
2011(** [build_nsw_neg x name b] creates a
2012    [%name = nsw sub 0, %x]
2013    instruction at the position specified by the instruction builder [b].
2014    [-0.0] is used for floating point types to compute the correct sign.
2015    See the method [llvm::LLVMBuilder::CreateNeg]. *)
2016val build_nsw_neg : llvalue -> string -> llbuilder -> llvalue
2017
2018
2019(** [build_nuw_neg x name b] creates a
2020    [%name = nuw sub 0, %x]
2021    instruction at the position specified by the instruction builder [b].
2022    [-0.0] is used for floating point types to compute the correct sign.
2023    See the method [llvm::LLVMBuilder::CreateNeg]. *)
2024val build_nuw_neg : llvalue -> string -> llbuilder -> llvalue
2025
2026
2027(** [build_fneg x name b] creates a
2028    [%name = fsub 0, %x]
2029    instruction at the position specified by the instruction builder [b].
2030    [-0.0] is used for floating point types to compute the correct sign.
2031    See the method [llvm::LLVMBuilder::CreateFNeg]. *)
2032val build_fneg : llvalue -> string -> llbuilder -> llvalue
2033
2034
2035(** [build_xor x name b] creates a
2036    [%name = xor %x, -1]
2037    instruction at the position specified by the instruction builder [b].
2038    [-1] is the correct "all ones" value for the type of [x].
2039    See the method [llvm::LLVMBuilder::CreateXor]. *)
2040val build_not : llvalue -> string -> llbuilder -> llvalue
2041
2042
2043
2044(** {7 Memory} *)
2045
2046(** [build_alloca ty name b] creates a
2047    [%name = alloca %ty]
2048    instruction at the position specified by the instruction builder [b].
2049    See the method [llvm::LLVMBuilder::CreateAlloca]. *)
2050val build_alloca : lltype -> string -> llbuilder -> llvalue
2051
2052
2053(** [build_array_alloca ty n name b] creates a
2054    [%name = alloca %ty, %n]
2055    instruction at the position specified by the instruction builder [b].
2056    See the method [llvm::LLVMBuilder::CreateAlloca]. *)
2057val build_array_alloca : lltype -> llvalue -> string -> llbuilder ->
2058                              llvalue
2059
2060(** [build_load v name b] creates a
2061    [%name = load %v]
2062    instruction at the position specified by the instruction builder [b].
2063    See the method [llvm::LLVMBuilder::CreateLoad]. *)
2064val build_load : llvalue -> string -> llbuilder -> llvalue
2065
2066
2067(** [build_store v p b] creates a
2068    [store %v, %p]
2069    instruction at the position specified by the instruction builder [b].
2070    See the method [llvm::LLVMBuilder::CreateStore]. *)
2071val build_store : llvalue -> llvalue -> llbuilder -> llvalue
2072
2073
2074(** [build_gep p indices name b] creates a
2075    [%name = getelementptr %p, indices...]
2076    instruction at the position specified by the instruction builder [b].
2077    See the method [llvm::LLVMBuilder::CreateGetElementPtr]. *)
2078val build_gep : llvalue -> llvalue array -> string -> llbuilder -> llvalue
2079
2080
2081(** [build_in_bounds_gep p indices name b] creates a
2082    [%name = gelementptr inbounds %p, indices...]
2083    instruction at the position specified by the instruction builder [b].
2084    See the method [llvm::LLVMBuilder::CreateInBoundsGetElementPtr]. *)
2085val build_in_bounds_gep : llvalue -> llvalue array -> string -> llbuilder ->
2086                               llvalue
2087
2088(** [build_struct_gep p idx name b] creates a
2089    [%name = getelementptr %p, 0, idx]
2090    instruction at the position specified by the instruction builder [b].
2091    See the method [llvm::LLVMBuilder::CreateStructGetElementPtr]. *)
2092val build_struct_gep : llvalue -> int -> string -> llbuilder ->
2093                            llvalue
2094
2095(** [build_global_string str name b] creates a series of instructions that adds
2096    a global string at the position specified by the instruction builder [b].
2097    See the method [llvm::LLVMBuilder::CreateGlobalString]. *)
2098val build_global_string : string -> string -> llbuilder -> llvalue
2099
2100
2101(** [build_global_stringptr str name b] creates a series of instructions that
2102    adds a global string pointer at the position specified by the instruction
2103    builder [b].
2104    See the method [llvm::LLVMBuilder::CreateGlobalStringPtr]. *)
2105val build_global_stringptr : string -> string -> llbuilder -> llvalue
2106
2107
2108
2109(** {7 Casts} *)
2110
2111(** [build_trunc v ty name b] creates a
2112    [%name = trunc %p to %ty]
2113    instruction at the position specified by the instruction builder [b].
2114    See the method [llvm::LLVMBuilder::CreateTrunc]. *)
2115val build_trunc : llvalue -> lltype -> string -> llbuilder -> llvalue
2116
2117
2118(** [build_zext v ty name b] creates a
2119    [%name = zext %p to %ty]
2120    instruction at the position specified by the instruction builder [b].
2121    See the method [llvm::LLVMBuilder::CreateZExt]. *)
2122val build_zext : llvalue -> lltype -> string -> llbuilder -> llvalue
2123
2124
2125(** [build_sext v ty name b] creates a
2126    [%name = sext %p to %ty]
2127    instruction at the position specified by the instruction builder [b].
2128    See the method [llvm::LLVMBuilder::CreateSExt]. *)
2129val build_sext : llvalue -> lltype -> string -> llbuilder -> llvalue
2130
2131
2132(** [build_fptoui v ty name b] creates a
2133    [%name = fptoui %p to %ty]
2134    instruction at the position specified by the instruction builder [b].
2135    See the method [llvm::LLVMBuilder::CreateFPToUI]. *)
2136val build_fptoui : llvalue -> lltype -> string -> llbuilder -> llvalue
2137
2138
2139(** [build_fptosi v ty name b] creates a
2140    [%name = fptosi %p to %ty]
2141    instruction at the position specified by the instruction builder [b].
2142    See the method [llvm::LLVMBuilder::CreateFPToSI]. *)
2143val build_fptosi : llvalue -> lltype -> string -> llbuilder -> llvalue
2144
2145
2146(** [build_uitofp v ty name b] creates a
2147    [%name = uitofp %p to %ty]
2148    instruction at the position specified by the instruction builder [b].
2149    See the method [llvm::LLVMBuilder::CreateUIToFP]. *)
2150val build_uitofp : llvalue -> lltype -> string -> llbuilder -> llvalue
2151
2152
2153(** [build_sitofp v ty name b] creates a
2154    [%name = sitofp %p to %ty]
2155    instruction at the position specified by the instruction builder [b].
2156    See the method [llvm::LLVMBuilder::CreateSIToFP]. *)
2157val build_sitofp : llvalue -> lltype -> string -> llbuilder -> llvalue
2158
2159
2160(** [build_fptrunc v ty name b] creates a
2161    [%name = fptrunc %p to %ty]
2162    instruction at the position specified by the instruction builder [b].
2163    See the method [llvm::LLVMBuilder::CreateFPTrunc]. *)
2164val build_fptrunc : llvalue -> lltype -> string -> llbuilder -> llvalue
2165
2166
2167(** [build_fpext v ty name b] creates a
2168    [%name = fpext %p to %ty]
2169    instruction at the position specified by the instruction builder [b].
2170    See the method [llvm::LLVMBuilder::CreateFPExt]. *)
2171val build_fpext : llvalue -> lltype -> string -> llbuilder -> llvalue
2172
2173
2174(** [build_ptrtoint v ty name b] creates a
2175    [%name = prtotint %p to %ty]
2176    instruction at the position specified by the instruction builder [b].
2177    See the method [llvm::LLVMBuilder::CreatePtrToInt]. *)
2178val build_ptrtoint : llvalue -> lltype -> string -> llbuilder -> llvalue
2179
2180
2181(** [build_inttoptr v ty name b] creates a
2182    [%name = inttoptr %p to %ty]
2183    instruction at the position specified by the instruction builder [b].
2184    See the method [llvm::LLVMBuilder::CreateIntToPtr]. *)
2185val build_inttoptr : llvalue -> lltype -> string -> llbuilder -> llvalue
2186
2187
2188(** [build_bitcast v ty name b] creates a
2189    [%name = bitcast %p to %ty]
2190    instruction at the position specified by the instruction builder [b].
2191    See the method [llvm::LLVMBuilder::CreateBitCast]. *)
2192val build_bitcast : llvalue -> lltype -> string -> llbuilder -> llvalue
2193
2194
2195(** [build_zext_or_bitcast v ty name b] creates a zext or bitcast
2196    instruction at the position specified by the instruction builder [b].
2197    See the method [llvm::LLVMBuilder::CreateZExtOrBitCast]. *)
2198val build_zext_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
2199                                 llvalue
2200
2201(** [build_sext_or_bitcast v ty name b] creates a sext or bitcast
2202    instruction at the position specified by the instruction builder [b].
2203    See the method [llvm::LLVMBuilder::CreateSExtOrBitCast]. *)
2204val build_sext_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
2205                                 llvalue
2206
2207(** [build_trunc_or_bitcast v ty name b] creates a trunc or bitcast
2208    instruction at the position specified by the instruction builder [b].
2209    See the method [llvm::LLVMBuilder::CreateZExtOrBitCast]. *)
2210val build_trunc_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
2211                                  llvalue
2212
2213(** [build_pointercast v ty name b] creates a bitcast or pointer-to-int
2214    instruction at the position specified by the instruction builder [b].
2215    See the method [llvm::LLVMBuilder::CreatePointerCast]. *)
2216val build_pointercast : llvalue -> lltype -> string -> llbuilder -> llvalue
2217
2218
2219(** [build_intcast v ty name b] creates a zext, bitcast, or trunc
2220    instruction at the position specified by the instruction builder [b].
2221    See the method [llvm::LLVMBuilder::CreateIntCast]. *)
2222val build_intcast : llvalue -> lltype -> string -> llbuilder -> llvalue
2223
2224
2225(** [build_fpcast v ty name b] creates a fpext, bitcast, or fptrunc
2226    instruction at the position specified by the instruction builder [b].
2227    See the method [llvm::LLVMBuilder::CreateFPCast]. *)
2228val build_fpcast : llvalue -> lltype -> string -> llbuilder -> llvalue
2229
2230
2231
2232(** {7 Comparisons} *)
2233
2234(** [build_icmp pred x y name b] creates a
2235    [%name = icmp %pred %x, %y]
2236    instruction at the position specified by the instruction builder [b].
2237    See the method [llvm::LLVMBuilder::CreateICmp]. *)
2238val build_icmp : Icmp.t -> llvalue -> llvalue -> string ->
2239                      llbuilder -> llvalue
2240
2241(** [build_fcmp pred x y name b] creates a
2242    [%name = fcmp %pred %x, %y]
2243    instruction at the position specified by the instruction builder [b].
2244    See the method [llvm::LLVMBuilder::CreateFCmp]. *)
2245val build_fcmp : Fcmp.t -> llvalue -> llvalue -> string ->
2246                      llbuilder -> llvalue
2247
2248
2249(** {7 Miscellaneous instructions} *)
2250
2251(** [build_phi incoming name b] creates a
2252    [%name = phi %incoming]
2253    instruction at the position specified by the instruction builder [b].
2254    [incoming] is a list of [(llvalue, llbasicblock)] tuples.
2255    See the method [llvm::LLVMBuilder::CreatePHI]. *)
2256val build_phi : (llvalue * llbasicblock) list -> string -> llbuilder ->
2257                     llvalue
2258
2259(** [build_call fn args name b] creates a
2260    [%name = call %fn(args...)]
2261    instruction at the position specified by the instruction builder [b].
2262    See the method [llvm::LLVMBuilder::CreateCall]. *)
2263val build_call : llvalue -> llvalue array -> string -> llbuilder -> llvalue
2264
2265
2266(** [build_select cond thenv elsev name b] creates a
2267    [%name = select %cond, %thenv, %elsev]
2268    instruction at the position specified by the instruction builder [b].
2269    See the method [llvm::LLVMBuilder::CreateSelect]. *)
2270val build_select : llvalue -> llvalue -> llvalue -> string -> llbuilder ->
2271                        llvalue
2272
2273(** [build_va_arg valist argty name b] creates a
2274    [%name = va_arg %valist, %argty]
2275    instruction at the position specified by the instruction builder [b].
2276    See the method [llvm::LLVMBuilder::CreateVAArg]. *)
2277val build_va_arg : llvalue -> lltype -> string -> llbuilder -> llvalue
2278
2279
2280(** [build_extractelement vec i name b] creates a
2281    [%name = extractelement %vec, %i]
2282    instruction at the position specified by the instruction builder [b].
2283    See the method [llvm::LLVMBuilder::CreateExtractElement]. *)
2284val build_extractelement : llvalue -> llvalue -> string -> llbuilder ->
2285                                llvalue
2286
2287(** [build_insertelement vec elt i name b] creates a
2288    [%name = insertelement %vec, %elt, %i]
2289    instruction at the position specified by the instruction builder [b].
2290    See the method [llvm::LLVMBuilder::CreateInsertElement]. *)
2291val build_insertelement : llvalue -> llvalue -> llvalue -> string ->
2292                               llbuilder -> llvalue
2293
2294(** [build_shufflevector veca vecb mask name b] creates a
2295    [%name = shufflevector %veca, %vecb, %mask]
2296    instruction at the position specified by the instruction builder [b].
2297    See the method [llvm::LLVMBuilder::CreateShuffleVector]. *)
2298val build_shufflevector : llvalue -> llvalue -> llvalue -> string ->
2299                               llbuilder -> llvalue
2300
2301(** [build_insertvalue agg idx name b] creates a
2302    [%name = extractvalue %agg, %idx]
2303    instruction at the position specified by the instruction builder [b].
2304    See the method [llvm::LLVMBuilder::CreateExtractValue]. *)
2305val build_extractvalue : llvalue -> int -> string -> llbuilder -> llvalue
2306
2307
2308(** [build_insertvalue agg val idx name b] creates a
2309    [%name = insertvalue %agg, %val, %idx]
2310    instruction at the position specified by the instruction builder [b].
2311    See the method [llvm::LLVMBuilder::CreateInsertValue]. *)
2312val build_insertvalue : llvalue -> llvalue -> int -> string -> llbuilder ->
2313                             llvalue
2314
2315(** [build_is_null val name b] creates a
2316    [%name = icmp eq %val, null]
2317    instruction at the position specified by the instruction builder [b].
2318    See the method [llvm::LLVMBuilder::CreateIsNull]. *)
2319val build_is_null : llvalue -> string -> llbuilder -> llvalue
2320
2321
2322(** [build_is_not_null val name b] creates a
2323    [%name = icmp ne %val, null]
2324    instruction at the position specified by the instruction builder [b].
2325    See the method [llvm::LLVMBuilder::CreateIsNotNull]. *)
2326val build_is_not_null : llvalue -> string -> llbuilder -> llvalue
2327
2328
2329(** [build_ptrdiff lhs rhs name b] creates a series of instructions that measure
2330    the difference between two pointer values at the position specified by the
2331    instruction builder [b].
2332    See the method [llvm::LLVMBuilder::CreatePtrDiff]. *)
2333val build_ptrdiff : llvalue -> llvalue -> string -> llbuilder -> llvalue
2334
2335
2336
2337(** {6 Memory buffers} *)
2338
2339module MemoryBuffer : sig
2340  (** [of_file p] is the memory buffer containing the contents of the file at
2341      path [p]. If the file could not be read, then [IoError msg] is
2342      raised. *)
2343  val of_file : string -> llmemorybuffer
2344
2345  (** [stdin ()] is the memory buffer containing the contents of standard input.
2346      If standard input is empty, then [IoError msg] is raised. *)
2347  val of_stdin : unit -> llmemorybuffer
2348
2349  (** Disposes of a memory buffer. *)
2350  val dispose : llmemorybuffer -> unit
2351end
2352
2353
2354(** {6 Pass Managers} *)
2355
2356module PassManager : sig
2357  (**  *)
2358  type 'a t
2359  type any = [ `Module | `Function ]
2360
2361  (** [PassManager.create ()] constructs a new whole-module pass pipeline. This
2362      type of pipeline is suitable for link-time optimization and whole-module
2363      transformations.
2364      See the constructor of [llvm::PassManager]. *)
2365  val create : unit -> [ `Module ] t
2366
2367  (** [PassManager.create_function m] constructs a new function-by-function
2368      pass pipeline over the module [m]. It does not take ownership of [m].
2369      This type of pipeline is suitable for code generation and JIT compilation
2370      tasks.
2371      See the constructor of [llvm::FunctionPassManager]. *)
2372  val create_function : llmodule -> [ `Function ] t
2373
2374
2375  (** [run_module m pm] initializes, executes on the module [m], and finalizes
2376      all of the passes scheduled in the pass manager [pm]. Returns [true] if
2377      any of the passes modified the module, [false] otherwise.
2378      See the [llvm::PassManager::run] method. *)
2379  val run_module : llmodule -> [ `Module ] t -> bool
2380
2381
2382  (** [initialize fpm] initializes all of the function passes scheduled in the
2383      function pass manager [fpm]. Returns [true] if any of the passes modified
2384      the module, [false] otherwise.
2385      See the [llvm::FunctionPassManager::doInitialization] method. *)
2386  val initialize : [ `Function ] t -> bool
2387
2388  (** [run_function f fpm] executes all of the function passes scheduled in the
2389      function pass manager [fpm] over the function [f]. Returns [true] if any
2390      of the passes modified [f], [false] otherwise.
2391      See the [llvm::FunctionPassManager::run] method. *)
2392  val run_function : llvalue -> [ `Function ] t -> bool
2393
2394
2395  (** [finalize fpm] finalizes all of the function passes scheduled in in the
2396      function pass manager [fpm]. Returns [true] if any of the passes
2397      modified the module, [false] otherwise.
2398      See the [llvm::FunctionPassManager::doFinalization] method. *)
2399  val finalize : [ `Function ] t -> bool
2400
2401  (** Frees the memory of a pass pipeline. For function pipelines, does not free
2402      the module.
2403      See the destructor of [llvm::BasePassManager]. *)
2404  val dispose : [< any ] t -> unit
2405end
2406